ZH

RU

ES

Proportion

Proportion, Total:499 items.

In the international standard classification, Proportion involves: Graphical symbols, Technical drawings, Linear and angular measurements, Valves, Protection against crime, Machine tool systems, Mining and quarrying, Shipbuilding and marine structures in general, Fluid power systems, Photography, Geology. Meteorology. Hydrology, Freight distribution of goods, Electricity. Magnetism. Electrical and magnetic measurements, Environmental protection, Gears, Paper and board, Astronomy. Geodesy. Geography, Installations in buildings, Tea. Coffee. Cocoa, Measurement of volume, mass, density, viscosity, Inland navigation vessels, Construction materials, Conducting materials, Languages used in information technology, Applications of information technology, Protection against fire, Physics. Chemistry, Document imaging applications, Transformers. Reactors, Beverages, Nuclear energy engineering, Analytical chemistry, Aerospace engines and propulsion systems, Production of metals, Packaging and distribution of goods in general, Products of the chemical industry, Lubricants, industrial oils and related products, Technical product documentation, Quality, Fuels, Acoustics and acoustic measurements, Fishing and fish breeding, Paints and varnishes, Cereals, pulses and derived products, Road vehicle systems, Burners. Boilers, Extraction and processing of petroleum and natural gas, Structure and structure elements, Continuous handling equipment, Milk and milk products, Radiation measurements, Electrical wires and cables, Inorganic chemicals, Machine tools, Road engineering, Law. Administration, Industrial automation systems, Biology. Botany. Zoology, Wind turbine systems and other alternative sources of energy, Equipment for petroleum and natural gas industries, Cinematography, Optics and optical measurements, Fruits. Vegetables, Pulps, Soil quality. Pedology, Organic chemicals, Insulating materials.


RU-GOST R, Proportion

  • GOST 2.302-1968 Unified system for design documentation. Scales
  • GOST 334-1973 Scale-coordinate paper. Specifications
  • GOST ISO 6667-2016 Green coffee. Determination of proportion of insect-damaged beans
  • GOST 13.1.103-1985 Reprography. Micrography. Image scales
  • GOST 25536-1982 Metals scales of images on photographs at metallographec examination
  • GOST R 54076-2010 Cheese and cheese products. Conductometric method for determination of sodium chloride mass fraction
  • GOST ISO 11453-2005 Statistical methods. Statistical interpretation of data. Tests and confidence intervals relating to proportions
  • GOST 12231-1966 Vegetables salted and pickled, fruits and berries soaked. Sampling. Methods for determination proportion of liquid and solid parts

German Institute for Standardization, Proportion

  • DIN 5478:1973 Scales in graphic representations
  • DIN 58537:1972 Drawing instruments; proportional divider
  • DIN ISO 5455:1979 Technical drawings; scales
  • DIN 5478:1973-10 Scales in graphic representations
  • DIN EN 60524:1994 Direct-current resistive volt ratio boxes (IEC 60524:1975 + A1:1981); German version EN 60524:1993
  • DIN 41090:1976 Dials and hands for electric clocks; survey and relationship
  • DIN 43655:1969-10 Forms of double logarithmic paper with scales in the ratio 2/1
  • DIN 25707:1994 Determination of the oxygen/uranium ratio in uranium dioxide nuclear fuels
  • DIN 18702:1976-03 Marks for survey plans, large scale maps and plans
  • DIN ISO 7083:1984 Technical drawings; symbols for geometrical tolerancing; proportions and dimensions
  • DIN V ENV 12142:1996 Fruit and vegetable juices - Determination of the stable hyydrogen isotope ratio (<(hoch)2>H/<(hoch)1>H) of water from fruit juices - Method using isotope ratio mass spectrometry; German version ENV 12142:1996
  • DIN V ENV 12141:1996 Fruit and vegetable juices - Determination of the stable oxygen isotope ratio (<(hoch)18>O/<(hoch)16>O) of water from fruit juices - Method using isotope ratio mass spectrometry; German version ENV 12141:1996
  • DIN V ENV 12140:1996 Fruit and vegetable juices - Determination of the stable carbon isotope ratio (<(hoch)13>C/<(hoch)12>C) of sugars from fruit juices - Method using isotope ratio mass spectrometry; German version ENV 12140:1996
  • DIN CEN/TS 17788:2022-07 Organo-mineral fertilizers - Determination of the fraction of complexed micronutrients; German version CEN/TS 17788:2022
  • DIN V ENV 13070:1998 Fruit and vegetable juices - Determination of stable carbon isotope ratio (<(hoch)13>C/<(hoch)12>C) in the pulp of fruits juices - Method using isotope ratio mass spectrometry; German version ENV 13070:1998
  • DIN ISO 11453:2005 Statistical interpretation of data - Tests and confidence intervals relating to proportions (ISO 11453:1996 including Technical Corrigendum 1:1999)
  • DIN 24311:1992-09 Hydraulic fluid power; proportional and servo valves; definitions, symbols, units
  • DIN 55655-16:2020-11 Paints and varnishes - Electro-deposition paints - Part 16: Pigment-binder ratio
  • DIN 18702:1976 Marks for survey plans, large scale maps and plans
  • DIN 25413-1:2013 Classification of shielding concretes by proportion of elements - Part 1: Neutron shielding
  • DIN 25413-1:2013-04 Classification of shielding concretes by proportion of elements - Part 1: Neutron shielding
  • DIN EN IEC 60263:2021-10 Scales and sizes for plotting frequency characteristics and polar diagrams (IEC 60263:2020); German version EN IEC 60263:2020
  • DIN 3555:2020-08 Proportional Flow Controller for use in drinking water installations - Requirements and tests
  • DIN 25413-2:2013 Classification of shielding concretes by proportion of elements - Part 2: Gamma shielding
  • DIN EN 45556:2020-03 General method for assessing the proportion of reused components in energy-related products; German version EN 45556:2019
  • DIN 25413-2:1991 Classification of shielding concretes by proportion of elements; gamma shielding
  • DIN 24311:1992 Hydraulic fluid power; proportional and servo valves; definitions, symbols, units
  • DIN ISO 9960-1:1993 Draughting instruments with or without graduation; part 1: draughting scale rules; identical with ISO 9960-1:1992
  • DIN EN 45557:2020 General method for assessing the proportion of recycled material content in energy-related products
  • DIN EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams (IEC 29/1038/CDV:2019); German and English version prEN IEC 60263:2019
  • DIN EN 45556:2020 General method for assessing the proportion of reused components in energy-related products
  • DIN EN 45557:2020-09 General method for assessing the proportion of recycled material content in energy-related products; German version EN 45557:2020
  • DIN CEN/TS 12390-9:2006 Testing hardened concrete - Part 9: Freeze-thaw resistance - Scaling; German version CEN/TS 12390-9:2006
  • DIN 25413-1:1991 Classification of shielding concretes by proportion of elements; neutron shielding
  • DIN 15602-6:1983 Film 16 mm; optical reduction printing; fundamental dimensions; factors of influence, scale of reduction
  • DIN 54373:2015-11 Testing of paper, board and pulps - Determination of acid insoluble proportion of ignition residue
  • DIN 25413-2:2013-04 Classification of shielding concretes by proportion of elements - Part 2: Gamma shielding
  • DIN 54373:1989 Testing of pulp, paper and board; determination of acid insoluble proportion of ignition residue
  • DIN 54373:2015 Testing of paper, board and pulps - Determination of acid insoluble proportion of ignition residue
  • DIN EN ISO 22553-16:2023-04 Paints and varnishes - Electro-deposition coatings - Part 16: Pigment-binder ratio (ISO 22553-16:2022); German and English version prEN ISO 22553-16:2023 / Note: Date of issue 2023-03-24*Intended as replacement for DIN 55655-16 (2020-11).
  • DIN EN ISO 13160:2016-03 Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2012); German version EN ISO 13160:2015 / Note: To be replaced by DIN EN ISO 13160 (2020-04).
  • DIN EN ISO 13160:2020-04 Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO/DIS 13160:2020); German and English version prEN ISO 13160:2020 / Note: Date of issue 2020-03-20*Intended as replacement for ...

Korean Agency for Technology and Standards (KATS), Proportion

  • KS B 5257-2010 Triangular scales
  • KS A ISO 5455:2016 Technical drawings-Scales
  • KS A ISO 5455-2016(2021) Technical drawings-Scales
  • KS B 6508-1991 Test Methods for Electro-hydraulic Proportiona1 Pressure Reducing Valves and Electro-hydraulic Proportiona1 Pressure Reducing and Relieving Valves
  • KS B 6508-1991(2011) Test Methods for Electro-hydraulic Proportiona1 Pressure Reducing Valves and Electro-hydraulic Proportiona1 Pressure Reducing and Relieving Valves
  • KS C IEC 60524:2013 Direct-current resistive volt ratio boxes
  • KS M 0602-2010 Measuring methods for specific gravity of solid
  • KS V ISO 7606-2005(2020) Inland navigation vessels-Draught scales
  • KS B 6507-1991 Test Methods for Electro-hydraulic Proportional Pressure Relief Valves
  • KS B 6509-1991 Test Methods for Electro-hydraulic Proportional Metering Valves
  • KS B 6507-1991(2011) Test Methods for Electro-hydraulic Proportional Pressure Relief Valves
  • KS B 6509-1991(2011) Test Methods for Electro-hydraulic Proportional Metering Valves
  • KS A 1005-1994 Measuring methods for space proportion of consumer packaging
  • KS V ISO 3786-2005(2020) Inland navigation towing hooks-Scale of tractive efforts
  • KS A 1005-1985 Measuring methods for space proportion of consumer packaging
  • KS B 6512-1991(2016) Test Methods for Electro-hydraulic Proportional Bypass F1ow Control Valves
  • KS B 6510-1991 Test Methods for Electro-hydraulic Proportional Series Flow Control Valves
  • KS T 1303-2019 Measuring methods for space proportion of commercial packaging(consumer packaging)
  • KS B 6510-1991(2016) Test Methods for Electro-hydraulic Proportional Series Flow Control Valves
  • KS B 6512-1991(2021) Test Methods for Electro-hydraulic Proportional Bypass F1ow Control Valves
  • KS B 6510-1991(2021) Test Methods for Electro-hydraulic Proportional Series Flow Control Valves
  • KS A ISO 7083:2019 Technical drawings — Symbols for geometrical tolerancing — Proportions and dimension
  • KS Q ISO 11453:2009 Statistical interpretation of data-Tests and confidence intervals relating to proportions
  • KS B 6513-1991(2016) Test Methods for Electro-hydraulic Proportional Directional Bypass Flow Control Va1ves
  • KS A ISO 7083:2002 Technical drawings-Symbols for geometrical tolerancing-Proportions and dimensions
  • KS B 6512-1991 Test Methods for Electro-hydraulic Proportional Bypass F1ow Control Valves
  • KS B 8221-2011 Fuel/air ratio control devices for gas-burning appliances,electronic type
  • KS A ISO 7083:2014 Technical drawings — Symbols for geometrical tolerancing — Proportions and dimension
  • KS B 6511-1991 Test Methods for Electro-Hydraulic Proportional Directional Series Flow Control Valves
  • KS B 6511-1991(2011) Test Methods for Electro-Hydraulic Proportional Directional Series Flow Control Valves
  • KS B 6513-1991(2021) Test Methods for Electro-hydraulic Proportional Directional Bypass Flow Control Va1ves
  • KS B 6513-1991 Test Methods for Electro-hydraulic Proportional Directional Bypass Flow Control Va1ves
  • KS Q ISO 11453-2009(2019) Statistical interpretation of data-Tests and confidence intervals relating to proportions
  • KS A ISO 9960-1:2002 Draughting instruments with or without graduation-Part 1:Draughting scale rules
  • KS A ISO 9960-1:2014 Draughting instruments with or without graduation — Part 1: Draughting scale rules
  • KS F 2549-1997 Testing method for potential volume change of cement-aggregate combinations
  • KS C IEC 61400-23:2015 Wind turbines — Part 23: Full-scale structural testing of rotor blades
  • KS B 6546-2017(2022) Earth-moving machinery — Electro-hydraulic proportional pressure reducing valves used in hydraulic pumps applied in excavators — Performance testing methods
  • KS I ISO 13160:2014 Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting
  • KS I ISO 13160:2021 Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting

Canadian General Standards Board (CGSB), Proportion

TR-TSE, Proportion

  • TS 2672-1977 Scales For Use On Larger Scaled Maps And Plans
  • TS 3532-1980 TECHNICAL DRAWINGS — SCALES
  • TS 2594-1977 THE CLASSIFICATION OF MAPS AND PLANS ACCORDING TO SCALES
  • TS 3528-1980 DETERMINATION OF THE PROPORTION OF LIGHTWEIGHT PARTICLES IN AGGREGATES FOR CONCRETE
  • TS 3527-1980 TEST METHOD FOB DETERMINING THE PROPORTION OF FINE MATERIALS IN AGGREGATES FOR CONCRETE
  • TS 3098-1978 THE INFORMATION TO BE PORTRAYED ON THE MAPS AND PLANS RELATED TO THE?R SCALES

Indonesia Standards, Proportion

YU-JUS, Proportion

  • JUS A.A0.106-1984 Technical drawings — Sca les
  • JUS ISO 7083:1992 Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions
  • JUS H.B8.316-1977 Sodium and potassium silicatesfor industrial use. Calculation ofthe rati or sio2/Na20 sio2/K20
  • JUS U.J6.009-1982 Scales and sizes ofgraphsfor plotting acoustic quantities against frequency

CU-NC, Proportion

  • NC 02-02-1967 Scales for mechanlcal drawings
  • NC 05-06-1986 Metallography. Microphotograph Images Scale
  • NC 02-03-02-1988 Unified System for Technological Documentation. Scales
  • NC 57-61-1985 Geodesy and Cartography Topographic Maps at 1:2 50 000 1 :500 000 and 1 :1 000 000 Scales
  • NC 40-116-1986 Textiles. Simple Cotton Yarns or Low Viscous-Proportion Cotton Yarns. General Quality Specifications
  • NC 57-27-1983 Geodesy and Cartography Topographic Maps at Scales 1:10 000 and 1:5 000 Quality Specifications

FI-SFS, Proportion

IT-UNI, Proportion

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Proportion

  • GB/T 21386-2008 Ratio pressure reducing
  • GB/T 23865-2009 The scaled photography method
  • GB/T 14690-1993 Technical drawings--Scales
  • GB 14912-1994 Specifications for computer-aided mapping of large-scale topographic maps (Applying to the method of field data capturing)
  • GB/T 14912-1994 Specifications for computer-aided mapping of large-scale topographic maps
  • GB/T 14268-1993 Revision survey specifications for the national primary scale topographic maps
  • GB/T 14268-2008 Revision specifications for the national fundamental scale topographic maps
  • GB/T 32521-2016 Subdivision and numbering for the lunar primary scale topographic maps
  • GB/T 13989-1992 Subdivision and numbering for the national primary scale topographic maps
  • GB/T 13989-2012 Subdivision and numbering for the national primary scale topographic maps
  • GB 6962-1986 Aerial photographic specification for 1:500, 1:1000,1:2000 scale topographic maps
  • GB/T 32216-2015 Hydraulic fluid power.Test method for the proportional/servo controlled hydraulic cylinder
  • GB/T 33177-2016 National fundamental scale maps.1:5 000 1:10 000 topographic maps
  • GB 12212-1990 Technical drawings. Dimensions, proportions and simplified representation for welding symbols
  • GB/T 12212-1990 Technical drawings--Dimensions,proportions and simplified representation for welding symbols
  • GB/T 33182-2016 National fundamental scale maps—1∶5000 1∶10000 orthophoto maps
  • GB/T 32216-2015(英文版) Hydraulic fluid power—Test method for the proportional/servo controlled hydraulic cylinder
  • GB/T 12212-2012 Technical drawings.Dimensions,proportions and simplified representation for welding symbols
  • GB/T 33176-2016 National fundamental scale maps.1:500 1:1 000 1:2 000 topographic maps
  • GB/T 33180-2016 National fundamental scale maps.1:25 000 1:50 000 1:100 000 topographic maps
  • GB/T 33181-2016 National fundamental scale maps.1:250 000 1:500 000 1:1 000 000 topographic maps
  • GB/T 33175-2016 National fundamental scale maps—1∶500 1∶1 000 1∶2 000 orthophoto maps
  • GB/T 20257.2-2006 Cartographic symbols for national fundamental scale maps.Part 2: Specifications for cartographic symbols 1:5000 & 1:10000 topographic maps
  • GB/T 33179-2016 National fundamental scale maps—1∶25 000 1∶50 000 1∶100 000 orthophoto maps
  • GB/T 33178-2016 National fundamental scale maps—1∶250 000 1∶500 000 1∶1 000 000 orthophoto maps

VN-TCVN, Proportion

  • TCVN 7286-2003 Technical drawing.Scales
  • TCVN 6079-1995 Architectural and building drawings.Presentation of drawings.Scales
  • TCVN 6601-2000 Green coffee.Determination of proportion of insect-damaged beans
  • TCVN 4307-2005 Coal.Method for determination of undersized or oversized proportions

Professional Standard - Machinery, Proportion

  • JB/T 12396-2015 Proportional valve solenoids
  • JB/T 8221-2014 Method of performance evaluation of time proportioning controllers for use in industrial-process control systems
  • JB/T 8221-1999 Methods of evaluating the performance of time proportioning controllers for use in industrial - process control systems

Defense Logistics Agency, Proportion

AT-ON, Proportion

SE-SIS, Proportion

National Metrological Verification Regulations of the People's Republic of China, Proportion

  • JJG 485-1987 Universal Ratio Bridge
  • JJG 285-1993 Verification Regulation of Moving Coil Temperature Indicating Instrument with Time Proportional or PID Action
  • JJG 2082-1990 Verification Scheme of Measuring Instruments for Power Frequency Current Ratio

Professional Standard - Light Industry, Proportion

Association Francaise de Normalisation, Proportion

  • NF E04-506*NF EN ISO 5455:1995 Technical drawings. Scales.
  • NF X06-068:1990 Application de la statistique - Estimation d'une proportion
  • NF X06-070:1990 Application de la statistique - Comparaison de deux proportions
  • NF V03-312*NF ISO 6667:1987 Green coffee. Determination of proportion of insect-damaged beans.
  • NF L58-522:1975 Disjoncteur unipolaire à bouton-poussoir - Modèle réduit.
  • NF X06-069:1990 Application de la statistique - Comparaison d'une proportion à une valeur donnée
  • NF C97-663*NF EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams
  • NF ISO 6667:1987 Café vert - Détermination de la proportion de fèves endommagées par les insectes
  • NF V03-705:1981 {durum} wheat. Determination of proportion of non-wholly vitreous grains. (reference method).
  • NF E04-511:1995 Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions.
  • FD ISO/TR 19688:2019 Pompes rotodynamiques - Modèle réduit de pompe utilisé pour les essais de performance hydraulique
  • NF E04-710-1*NF ISO 9960-1:1992 Draughting instruments with or without graduation. Part 1 : draughting scale rulers.
  • NF EN 45556:2019 Méthode générale d'évaluation de la proportion de composants réutilisés dans les produits liés à l'énergie
  • NF X30-557*NF EN 45557:2020 General method for assessing the proportion of recycled materials content in energy-related products
  • NF EN 16327:2014 Lutte contre l'incendie - Systèmes proportionneurs de mousse à pression positive (SPPP) et systèmes de mousse à air comprimé (CAFS)
  • NF EN ISO 13160:2021 Qualité de l'eau - Strontium 90 et strontium 89 - Méthodes d'essai par comptage des scintillations en milieu liquide ou par comptage proportionnel
  • NF X65-023:2013 Guidance for comparison of toxic gas data between different physical fire models and scales
  • NF E04-511*NF EN ISO 7083:2021 Technical product documentation - Symbols used in technical product documentation - Proportions and dimensions
  • NF EN IEC 60263:2020 Échelles et dimensions des graphiques pour le tracé des courbes de réponse en fréquence et des diagrammes polaires
  • NF EN ISO 7083:2021 Documentation technique de produits - Symboles utilisés dans la documentation technique de produits - Proportions et dimensions
  • NF T36-007-5:2011 Colorimetry - Part 5 : CIE 1976 L*u*v* Colour space and u', v' uniform chromaticity scale diagram.
  • NF T36-007-5*NF EN ISO 11664-5:2016 Colorimetry - Part 5 : CIE 1976 L*u*v* colour space and u', v' uniform chromaticity scale diagram
  • NF M60-806*NF EN ISO 13160:2021 Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting

International Organization for Standardization (ISO), Proportion

  • ISO 5455:1979 Technical drawings; Scales
  • ISO 5532:1987 Durum wheat; Determination of proportion of non-wholly vitreous grains (Reference method)
  • ISO 6667:1985 Green coffee; Determination of proportion of insect-damaged beans
  • ISO 7083:2021 Technical product documentation — Symbols used in technical product documentation — Proportions and dimensions
  • ISO 5532:1980 Durum wheat — Determination of proportion of non-wholly vitreous grains (Reference method)
  • ISO 7083:1983 Technical drawings; Symbols for geometrical tolerancing; Proportions and dimensions
  • ISO 340:2004 Conveyor belts - Laboratory scale flammability characteristics - Requirements and test method
  • ISO 11453:1996 Statistical interpretation of data - Tests and confidence intervals relating to proportions
  • ISO 9962-3:1994 Manually operated draughting machines - Part 3: Dimensions of scale rule chuck plates
  • ISO/TS 23657:2022 Reaction to fire test for sandwich panel building systems — Intermediate-scale box test
  • ISO 9960-1:1992 Draughting instruments with or without graduation; part 1: draughting scale rules
  • ISO 29903:2012 Guidance for comparison of toxic gas data between different physical fire models and scales
  • ISO 11664-5:2009 Colorimetry - Part 5: CIE 1976 L*u*v* Colour space and u', v' uniform chromaticity scale diagram
  • ISO 11453:1996/cor 1:1999 Statistical interpretation of data - Tests and confidence intervals relating to proportions; Technical Corrigendum 1

Danish Standards Foundation, Proportion

PL-PKN, Proportion

KP-CSK, Proportion

Japanese Industrial Standards Committee (JISC), Proportion

  • JIS Z 8314:1998 Technical drawings -- Scales
  • JIS Z 8314:1984 Technical drawing -- Scales
  • JIS B 8652:1989 Test methods for electro-hydraulic proportional pressure reducing valves and electro-hydraulic proportional pressure reducing and relieving valves
  • JIS H 7308:2017 Superconductivity -- Matrix to superconductor volume ratio measurement -- Copper to non-copper volume ratio of Nb3Sn composite superconducting wires
  • JIS B 8653:1989 Test methods for electro-hydraulic proportional metering valves
  • JIS B 8653:2002 Test methods for electro-hydraulic proportional metering valves
  • JIS B 8651:2002 Test methods for electro-hydraulic proportional pressure relief valves
  • JIS H 7308:2006 Superconductivity -- Part 12: Matrix to superconductor volume ratio measurement -- Copper to non-copper volume ratio of Nb3Sn composite superconducting wires
  • JIS B 8651:1989 Test methods for electro-hydraulic proportional pressure relief valves
  • JIS B 8658:1989 Rules of electronic amplifier for electro-hydraulic control valves
  • JIS B 8656:2002 Test methods for electro-hydraulic proportional bypass flow control valves
  • JIS B 8654:1989 Test methods for electro-hydraulic proportional series flow control valves
  • JIS B 8656:1989 Test methods for electro-hydraulic proportional bypass flow control valves
  • JIS B 8652:2002 Test methods for electro-hydraulic proportional pressure relief valves and electro-hydraulic proportional pressure reducing and relieving valves
  • JIS B 8654:2002 Test methods for electro-hydraulic proportional series flow control valves
  • JIS B 8657:2002 Test methods for electro-hydraulic proportional directional bypass flow control valves
  • JIS B 8655:1989 Test methods for electro-hydraulic proportional directional series flow control valves
  • JIS B 8657:1989 Test methods for electro-hydraulic proportional directional bypass flow control valves
  • JIS B 8655:2002 Test methods for electro-hydraulic proportional directional series flow control valves
  • JIS Z 9041-3:1999 Statistical interpretation of data -- Part 3: Tests and confidence intervals relating to proportions
  • JIS Z 8781-5:2013 Colorimetry.Part 5: CIE 1976 L*u*v* Colour space and u', v' uniform chromaticity scale diagram

Professional Standard-Ships, Proportion

  • CB 3403-1991 Marine Proportional Solenoid
  • CB/T 3446-1992 Marine proportional relief valve
  • CB/T 3444-1992 Marine proportional pressure pilot valve
  • CB 3402-1991 Marine proportional valve electronic amplifier
  • CB/T 8502-1994 Standards for the proportion of various personnel in factory design
  • CB 1170-1986 Specifications for marine electro-hydraulic proportional control valves
  • CB/T 3443-1992 Marine electro-hydraulic proportional flow direction compound valve
  • CB/T 3928-2001 Manual proportional flow directional block valve for ships
  • CB/T 4236-2013 Proportional electromagnetic actuator for speed regulation of marine diesel engine

HU-MSZT, Proportion

Professional Standard - Public Safety Standards, Proportion

American Gear Manufacturers Association, Proportion

Group Standards of the People's Republic of China, Proportion

  • T/ZZB 1345-2019 Electromagnetic proportional control valves for gas
  • T/IAC 10-2017 Life Proportional Reinsurance Contract Specifications
  • T/SDMT 0004-2023 Three-y way l proportional l directional d and e throttle c ce artridge Valve
  • T/CISA 118-2021 Technical specification for blast furnace large-scale pellet smelting
  • T/SXJD 15-2020 Technical specification of Measuring Instruments for Power Frequency Current Ratio
  • T/GSQN M85X.009-2021 The high proportion alcohol-based biogasoline for motor vehicle Part 3:ME60~ME85
  • T/GSQJ M85X.008-2019 The intermediate scale alcohol-based biogasoline for motor vehicle Part 2:ME30~ME55
  • T/GSQN M85X.007-2020 The low proportion alcohol-based biogasoline for motor vehicle Part 1:ME10~ME25
  • T/GSQN M85X007-2023 The low proportion alcohol-based biogasoline for motor vehicle Part 1:ME10~ME25
  • T/CAS ES360304003-2022 Rules for quality grading and evaluating of industrial products—Balance model foam concentrate mix equipment

ACI - American Concrete Institute, Proportion

  • ACI 211.5R-1996 Guide for Submittal of Concrete Proportions
  • ACI 211.5R-2001 Guide for Submittal of Concrete Proportions
  • ACI 211.5R-2014 Guide for Submittal of Concrete Proportions
  • ACI 211.3-1975 Standard Practice for Selecting Proportions for No-Slump Concrete
  • ACI 211.2-1998 Standard Practice for Selecting Proportions for Structural Lightweight Concrete
  • ACI 211.2-1991 Standard Practice for Selecting Proportions for Structural Lightweight Concrete
  • ACI 211.3R-1997 Guide for Selecting Proportions for No-Slump Concrete (Supersedes ACI 211.3 - 75)
  • ACI 211.1-1991 Standard Practice for Selecting Proportions for Normal@ Heavyweight@ and Mass Concrete

U.S. Air Force, Proportion

BE-NBN, Proportion

  • NBN-EN 60524-1994 Direct-current resistive volt ratio boxes
  • NBN T 03-234-1980 Sodium and potassium silicates for industrial use - Calculation of the ratio SiO,/Na.O or SiO /K O

Taiwan Provincial Standard of the People's Republic of China, Proportion

  • CNS 9769-1982 Drawing Instruments, Proportional Divider
  • CNS 3-15-1994 Engineering Drawing (Geometrical Tolerancing - Proportions and Dimensions for Symbols)
  • CNS 3.15-1994 Engineering Drawing (Geometrical Tolerancing - Proportions and Dimensions for Symbols)
  • CNS 4035-1976 Feeding of Machine Tool
  • CNS 4036-1983 R. P. M. of Machine Tool

IPC - Association Connecting Electronics Industries, Proportion

IN-BIS, Proportion

ZA-SANS, Proportion

International Telecommunication Union (ITU), Proportion

  • ITU-R BT.601-7-2011 Studio encoding parameters of digital television for standard 4:3 and wide-screen 16:9 aspect ratios

American National Standards Institute (ANSI), Proportion

  • ANSI/AGMA 1006-A-1997 Tooth Proportions for Plastic Gears
  • ANSI/AGMA 1106-A-1997 Tooth Proportions for Plastic Gears (Metric Edition)
  • ANSI/ASHRAE 41.4-1996 Method for Measurement of Proportion of Lubricant in Liquid Refrigerant
  • ANSI/ASA S1.22-2021 AMERICAN NATIONAL STANDARD Scales and sizes for plotting frequency characteristics and polar diagrams (a nationally adopted international standard)
  • ANSI/ASHRAE 41.4-2015 Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant
  • ANSI/AGMA 1003-2007 Tooth Proportions for Fine-Pitch Spur and Helical Gearing
  • ANSI/ANS 5.4-2011 Method for Calculating the Fractional Release of Volatile Fission Products from Oxide Fuel
  • ANSI/AGMA 1103-2007 Tooth Proportions for Fine-Pitch Spur and Helical Gearing (Metric Edition)
  • ASCE/SEI 76-2023 Standard for Mitigation of Disproportionate Collapse Potential in Buildings and Other Structures

Military Standards (MIL-STD), Proportion

European Committee for Standardization (CEN), Proportion

  • EN ISO 5455:1994 Technical Drawings - Scales (ISO 5455 : 1979)
  • DD ENV 12141-1996 Fruit and Vegetable Juices - Determination of the Stable Oxygen Isotope Ratio (18O/16O) of Water from Fruit Juices - Method Using Isotope Ratio Mass Spectrometry
  • DD ENV 12142-1996 Fruit and Vegetable Juices - Determination of the Stable Hydrogen Isotope Ratio (2H/1H) of Water from Fruit Juices - Method Using Isotope Ratio Mass Spectrometry
  • EN ISO 7083:2021 Technical product documentation - Symbols used in technical product documentation - Proportions and dimensions (ISO 7083:2021)
  • EN 16327:2014 Fire-fighting - Positive-pressure proportioning systems (PPPS) and compressed-air foam systems (CAFS)
  • EN ISO 7083:1994 Technical Drawings - Symbols for Geometrical Tolerancing - Proportions and Dimensions (ISO 7083 : 1983)
  • EN 1826:1996 Biotechnology - Large-scale process and production - Control procedures for raw materials
  • EN 12075:1997 Biotechnology - Large-scale process and production - Procedures for fermentation and downstream processes
  • EN ISO 22553-16:2023 Paints and varnishes - Electro-deposition coatings - Part 16: Pigment-binder ratio (ISO 22553-16:2022)

International Federation of Trucks and Engines, Proportion

Lithuanian Standards Office , Proportion

  • LST EN ISO 5455:2003 Technical drawings - Scales (ISO 5455:1979)
  • LST EN ISO 7083:2001 Technical drawings - Symbols for geometrical tolerancing - Proportions and dimensions (ISO 7083:1983)
  • LST EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams (IEC 60263:2020)
  • LST IEC 62089:2008 Nuclear instrumentation - Calibration and usage of alpha/beta gas proportional counters (IEC 62089:2001, identical)

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Proportion

  • ASHRAE 4005-1996 Scale Modeling of the Pressure Drop in a Stairshaft
  • ASHRAE 41.4-1996 Standard Method for Measurement of Proportion of Lubricant in Liquid Refrigerant
  • ASHRAE LV-11-C006-2011 Proportional-Integral-Plus (PIP) Control System for Individual Thermal Zones in a Small Ventilated Space

Professional Standard - Geology, Proportion

  • DZ/T 0171-2017 Specifications for large-scale gravity surveys
  • DZ/T 0171-1997 Specifications for large-scale gravity surveys
  • DZ/T 0011-1991 Standard scale of geochemical census 1:50000
  • DZ/T 0167-1995 Regional Geochemical Exploration Specification Scale 1:200000
  • DZ/T 0190-1997 Remote Sensing Technical Regulations for Regional Environmental Geological Exploration Scale 1:50000
  • DZ/T 0060-1993 Engineering Geological Survey Regulations in Karst Areas (Scale: 1:100,000 to 1:200,000)
  • DZ/T 0061-1993 Regulations for Engineering Geological Survey in Permafrost Regions (Scale: 1:100,000 to 1:200,000)
  • DZ/T 0062-1993 Regulations for Engineering Geological Survey in Red Bed Areas (Scale: 1:100,000 to 1:200,000)
  • DZ/T 0063-1993 Regulations for Engineering Geological Survey in Loess Area (Scale: 1:100,000 to 1:200,000)
  • DZ/T 0059-1993 Technical requirements for engineering geological surveys in desert areas (scale 1:100,000 to 1:500,000)
  • DZ 41-1986 Regional geological map geographic base map compilation and geological map clear drawing procedures scale 1:50000

Guangdong Provincial Standard of the People's Republic of China, Proportion

JSAE - Society of Automotive Engineers of Japan@ Inc., Proportion

  • JASO C463-1993 Proportioning Valves Bench Test Procedures for Automobiles

US-FCR, Proportion

Professional Standard - Automobile, Proportion

  • QC/T 593-1999 Hydraulic load sensing proportional valve technical conditions
  • QC/T 593-2014 Performance requirements and bench test methods of automobile hydraulic proportional valve

NL-NEN, Proportion

  • NEN 10524-1993 Direct-current resistive volt ratio boxes (IEC 524:1975+A1:1981)
  • NEN 6361-1988 Vegetable and animal oils and fats Determination of solid phase fraction by pulsed nuclear magnetic resonance (pulsed NMR)

国家市场监督管理总局、中国国家标准化管理委员会, Proportion

  • GB/T 40629-2021 Specifications for medium scale public map data
  • GB/T 39645-2020 Technical drawings—Symbols for geometrical tolerancing proportions and dimensions
  • GB/T 20258.2-2019 Data dictionary for fundamental geographic information features—Part 2: Scale of 1∶5 000 1∶10 000
  • GB/T 20258.1-2019 Data dictionary for fundamental geographic information features—Part 1: Scale of 1∶500 1∶1 000 1∶2 000

American Concrete Institute, Proportion

CZ-CSN, Proportion

United States Navy, Proportion

Professional Standard - Commodity Inspection, Proportion

  • SN/T 0253-1993 Method for determination of proportion ofcotton ramie interweave fabric for export

RO-ASRO, Proportion

  • STAS 3331/1-1986 TIME INTERVALS AND SCALES Main coneepts
  • STAS SR ISO 7083:1996 Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions
  • STAS 11200/144-1979 Graphical symbols GRAPHICAL SYMBOL FOR RANGE RINGS BRILLIANCE
  • STAS 12600-1987 Hydrostatic drives PROPORTIONAL PRESSURE VALVES NP 200 bar Types and main dimensions
  • STAS 6516-1990 Fish and fish products. Net mass, components proportion and oil content determination
  • STAS 7122/3-1987 statistical interpret ation OF DATA Variance and ratio of two variances estimation
  • STAS 8354-1969
  • STAS 6644-1992 Paper board and pulps. Determination of anatomical dimension and weight. Proportion in the composition of the finished products and the pulps

NO-SN, Proportion

  • NS 4200-1987 Large scale maps - Map symbols and text
  • NS 1429-1985 Technical drawings - Symbols for geometrical tolerancing, proportions and dimensions

National Metrological Technical Specifications of the People's Republic of China, Proportion

  • JJF 1067-2000 Calibration Specification for Sets of Voltage Ratio Standards at Power Frequency
  • JJF 1068-2000 Calibration Specification for Sets of Current Ratio Standards at Power Frequency
  • JJF 1067-2014 Calibration Specification for Apparatus of Voltage Ratio Standards at Power Frequency
  • JJF 1872-2020 Self-Calibration Method for Apparatus of DC Voltage Ratio Standards
  • JJF 1361-1990 Technical specification for reference operation of power frequency current proportional value

AGMA - American Gear Manufacturers Association, Proportion

  • 1003-H07-2007 Tooth Proportions for Fine- Pitch Spur and Helical Gearing
  • 1003-G93-1993 Tooth Proportions for Fine-Pitch Spur and Helical Gearing (Errata - 1995)
  • 1103-H07-2007 Tooth Proportions for Fine- Pitch Spur and Helical Gearing (Metric Edition)

Canadian Standards Association (CSA), Proportion

North Atlantic Treaty Organization Standards Agency, Proportion

British Standards Institution (BSI), Proportion

  • BS DD CEN/TS 12390-9:2006 Testing hardened concrete - Freeze-thaw resistance - Scaling
  • BS EN ISO 7083:1995 Technical drawings - Symbols for geometrical tolerancing - Proportions and dimensions
  • BS ISO 22553-16:2022 Paints and varnishes. Electro-deposition coatings - Pigment-binder ratio
  • 20/30424653 DC BS EN IEC 61217. Radiotherapy equipment. Coordinates, movements and scales
  • BS EN ISO 22553-16:2023 Paints and varnishes. Electro-deposition coatings - Pigment-binder ratio
  • BS PD CEN/TS 12390-9:2016 Testing hardened concrete. Freeze-thaw resistance with de-icing salts. Scaling
  • BS IEC 63333:2023 General method for assessing the proportion of reused components in products
  • BS EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams
  • BS EN ISO 11664-5:2016 Colorimetry. CIE 1976 L*u*v* colour space and u', v' uniform chromaticity scale diagram
  • BS EN 45556:2019 General method for assessing the proportion of reused components in energy-related products
  • 19/30389233 DC BS EN IEC 60263. Scales and sizes for plotting frequency characteristics and polar diagrams
  • 21/30424477 DC BS IEC 63333. General method for assessing the proportion of reused components in products
  • BS EN 45557:2020 General method for assessing the proportion of recycled material content in energy-related products
  • BS 5752-8:1986 Methods of test for coffee and coffee products. Green coffee: determination of proportion of insect-damaged beans

American Society for Testing and Materials (ASTM), Proportion

  • ASTM E713-88(1999)e1 Standard Guide for Selection of Scales for Metric Building Drawings
  • ASTM D165-42 Method of Test for Proportion of Bitumen Soluble in Carbon Tetrachloride
  • ASTM C938-10 Standard Practice for Proportioning Grout Mixtures for Preplaced-Aggregate Concrete
  • ASTM F2491-05(2015) Standard Guide for Determining Load Ratios for Technical Rescue Systems and Equipment
  • ASTM D6276-99a(2006) Standard Test Method for Using pH to Estimate the Soil-Lime Proportion Requirement for Soil Stabilization
  • ASTM D3366-95 Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale)
  • ASTM D6276-99a Standard Test Method for Using pH to Estimate the Soil-Lime Proportion Requirement for Soil Stabilization
  • ASTM D3366-95(2003)e1 Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale)
  • ASTM D6276-99a(2006)e1 Standard Test Method for Using pH to Estimate the Soil-Lime Proportion Requirement for Soil Stabilization
  • ASTM D6276-19 Standard Test Method for Using pH to Estimate the Soil-Lime Proportion Requirement for Soil Stabilization

ES-AENOR, Proportion

Society of Automotive Engineers (SAE), Proportion

KR-KS, Proportion

  • KS A ISO 7083-2019 Technical drawings — Symbols for geometrical tolerancing — Proportions and dimension
  • KS M ISO 1689-2017 Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
  • KS I ISO 13160-2021 Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting
  • KS I ISO 13160-2014 Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting

Professional Standard - Surveying and Mapping, Proportion

工业和信息化部, Proportion

  • JB/T 14313-2022 Technical Specifications for Pressure Regulator Proportional Spray Valves for Nuclear Power Plants

ET-QSAE, Proportion

European Committee for Electrotechnical Standardization(CENELEC), Proportion

  • EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams

Zhejiang Provincial Standard of the People's Republic of China, Proportion

  • DB33/T 949-2014 Catchable size and juvenile fish ratio of important marine fishery resources
  • DB33/T 949-2022 Catchable size and juvenile fish ratio of important marine fishery resources
  • DB3303/T 037-2021 Rules for Determining the Sampling Proportion of Supervision Objects Jointly "Double Random and One Open"

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Proportion

  • GB 35650-2017 Basic specifications for surveying and mapping of national fundamental scale maps

PT-IPQ, Proportion

Professional Standard - Petroleum, Proportion

  • SY/T 6311-1997 The technical requirements of steamflooding three-dimensional scaled physical modelling experiment
  • SY/T 7068-2016 The technical requirements of two-dimensional scaled physical modeling experiment for steam recovery
  • SY/T 6311-2012 The technical requirements of high temperature & high pressure three-dimensional scaled physical modeling experiment for steam recovery
  • SY 6311-2012 Technical requirements for high temperature and high pressure three-dimensional proportional physical simulation experiment of steam injection oil recovery

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), Proportion

  • ASHRAE 41.4-2015 Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant

AENOR, Proportion

  • UNE-EN ISO 7083:1996 TECHNICAL DRAWINGS. SYMBOLS FOR GEOMETRICAL TOLERANCING. PROPORTIONS AND DIMENSIONS. (ISO 7083:1983).

未注明发布机构, Proportion

  • BS 1347:1986(2010) Specification for Architects’, engineers’ and surveyors’ metric scale rules
  • BS 6397:1983(1999)*IEC 263:1982 Specification for Scales and sizes for plotting frequency characteristics and polar diagrams
  • BS ISO 13160:2012 Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting

IX-IX-IEC, Proportion

  • IEC 63333:2023 General method for assessing the proportion of reused components in products

GM Europe, Proportion

  • GME TM 913900-2002 Laminat mit Recyclatanteilen Laminate with proportion of recycled material English/German

Institute of Electrical and Electronics Engineers (IEEE), Proportion

  • IEEE 1924.1-2022 IEEE Recommended Practice for Developing Energy-Efficient Power-Proportional Digital Architectures
  • IEEE N42.25-1997 American National Standard Calibration and Usage of Alpha/Beta Proportional Counters
  • IEEE P1924.1/D14, 2021 IEEE Draft Recommended practice for developing energy efficient power-proportional digital architectures

Liaoning Provincial Standard of the People's Republic of China, Proportion

  • DB21/T 3157-2019 Measuring method of double-color distribution ratio of yellow/green combined color insulated wire core

ES-UNE, Proportion

  • UNE-EN IEC 60263:2020 Scales and sizes for plotting frequency characteristics and polar diagrams (Endorsed by Asociación Española de Normalización in October of 2020.)
  • UNE-EN 45556:2020 General method for assessing the proportion of reused components in energy-related products
  • UNE-EN 45557:2021 General method for assessing the proportion of recycled material content in energy-related products
  • UNE-EN ISO 7083:2021 Technical product documentation - Symbols used in technical product documentation - Proportions and dimensions (ISO 7083:2021) (Endorsed by Asociación Española de Normalización in July of 2021.)
  • UNE-EN ISO 11664-5:2017 Colorimetry - Part 5: CIE 1976 L*u*v* Colour space and u', v' uniform chromaticity scale diagram (ISO/CIE 11664-5:2016)
  • UNE-EN ISO 13160:2016 Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2012)

Professional Standard - Urban Construction, Proportion

  • CJ/T 450-2014 Pneumatic gas/air ratio adjustment devices for gas-burning appliances
  • CJ/T 398-2012 Electronic gas/air ratio adjustment devices for household gas appliances
  • CJ/T 50-2014 Pneumatic gas and air ratio adjustment device for gas burning appliances

UY-UNIT, Proportion

Aerospace, Security and Defence Industries Association of Europe (ASD), Proportion

Standard Association of Australia (SAA), Proportion

  • AS 1141.14:2007 Methods for sampling and testing aggregates - Particle shape, by proportional caliper
  • AS ISO 11453:2004 Statistical interpretation of data - Tests and confidence intervals relating to proportions
  • AS 1141.14:1995 Methods for sampling and testing aggregates Method 14: Particle shape, by proportional calliper

Xinjiang Provincial Standard of the People's Republic of China, Proportion

  • DB65/T 3848-2016 Technical specification for construction of low-temperature and large-scale factory-mixed hot recycled asphalt pavement

(U.S.) Ford Automotive Standards, Proportion

CENELEC - European Committee for Electrotechnical Standardization, Proportion

  • PREN 45556-2018 General method for assessing the proportion of re-used components in energy-related products
  • EN 45556:2019 General method for assessing the proportion of reused components in energy-related products

NATO - North Atlantic Treaty Organization, Proportion

  • STANAG 3769-1976 Minimum Resolved Object Sizes and Scales for Imagery Interpretation (ED 1 AMD 5; To obtain please contact your national Defense Standardization Office or the NATO Standardization Office website: http:/ so.nato.int so@ Phone: +32 (0)2 – 707 5556@ email: ns
  • STANAG 3677-1976 Standard Scales for Land Maps and Aeronautical Charts (ED 2 AMD 6 Amendment 6@ 1/13/99; To obtain please contact your national Defense Standardization Office or the NATO Standardization Office website: http:/ so.nato.int so@ Phone: +32 (0)2 – 707 5556@ em

GB-REG, Proportion

  • REG NACA-RM-A51A16-1951 Low-speed investigation of a 0.16 scale model of the X-3 airplane : lateral and directional characteristics

CEN - European Committee for Standardization, Proportion

  • PREN 45557-2018 General method for assessing the proportion of recycled material content in energy related products
  • EN ISO 11664-5:2011 Colorimetry - Part 5: CIE 1976 L*u*v* Colour space and u'@ v' uniform chromaticity scale diagram
  • EN ISO 11664-5:2016 Colorimetry - Part 5: CIE 1976 L*u*v* Colour space and u'@ v' uniform chromaticity scale diagram

IX-EU/EC, Proportion

  • COM(88) 194-1988 Proposal for a Council Directive on a Solvency Ratio for Credit Institutions

National Aeronautics and Space Administration (NASA), Proportion

  • NASA NACA-RM-A7H29-1948 High-speed aerodynamic characteristics of horn and overhang balances on a full-scale elevator
  • NASA NACA-RM-A8A20-1948 An investigation of submerged air inlets on a 1/4-scale model of a typical fighter-type airplane
  • NASA NACA-TR-650-1939 The aerodynamic characteristics of six full-scale propellers having different airfoil sections
  • NASA NACA-WR-L-489-1940 Drag analysis of single-engine military airplanes tested in the NACA full-scale wind tunnel
  • NASA NACA-RM-L7D08-1947 Pressure-distribution measurements on a full-scale horizontal tail surface for a Mach number range of 0.20 to 0.70
  • NASA-TN-D-4983-1969 Full-scale wind-tunnel investigation of static longtudinal and lateral characteristics of a light twin-engine airplane

Hubei Provincial Standard of the People's Republic of China, Proportion

  • DB42/T 651-2010 Classification code and database standard of series scale topographic map elements of Wuhan City
  • DB42/T 651-2018 Classification and coding of series scale topographic map elements of Wuhan City and standard of spatial-temporal database

TH-TISI, Proportion

  • TIS 210.7-1986 Standard for mechanical drawings.part 8: geometrical toleranctng: proportions and dimensions of symbols

International Electrotechnical Commission (IEC), Proportion

  • IEC TS 61400-23:2001 Wind turbine generator systems - Part 23: Full-scale structural testing of rotor blades

European Association of Aerospace Industries, Proportion

  • AECMA PREN 2331-1983 Test Methods for the Determination of the Resin Content of Woven Textile Glass Fibre Fabric Preimpregnate Aerospace Series Edition 1




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