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Water Conservation

Water Conservation, Total:249 items.

In the international standard classification, Water Conservation involves: Protective equipment, Construction materials, Protection of and in buildings, Water quality, Sports equipment and facilities, Miscellaneous domestic and commercial equipment, Soil quality. Pedology, Products of the chemical industry, Farming and forestry, Small craft, Hydraulic construction, Domestic electrical appliances in general, Meat, meat products and other animal produce, Fruits. Vegetables, Protection against fire, Character sets and information coding, Raw materials for rubber and plastics, Energy and heat transfer engineering in general, Construction industry, Telecommunication systems, Kitchen equipment, Biology. Botany. Zoology, Fertilizers, Vocabularies, Hydraulic energy engineering, Physical planning. Town planning, Fuels, External water conveyance systems, Installations in buildings, Environmental protection, Pulps, Coals, Road engineering, Information technology (IT) in general, Technical drawings, Corrosion of metals, Products of non-ferrous metals.


National Fire Protection Association (NFPA), Water Conservation

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

  • GB 9953-1999 Immersion suits
  • GB/T 9953-1999 Immersion suits
  • GB/T 20465-2006 Terminology of soil and water conservation
  • GB 51018-2014 Code for design of soil and water conservation engineering
  • GB/T 51097-2015 Code for design of soil and water conservation forest engineering
  • GB/T 15772-1995 General rule of planning for comprehensive control of soil erosion
  • GB/T 15773-1995 Regulation of acceptance for comprehensive control of soil erosion
  • GB/T 15772-2008 Comprehensive control of soil and water conservation.General rule of planning
  • GB/T 15773-2008 Comprehensive control of soil and water conservation.Regulation of acceptance
  • GB/T 51297-2018 Water and Soil Conservation Engineering Survey and Survey Standards
  • GB/T 31316-2014 General principles of cathodic protection in sea water
  • GB/T 29286-2012 Pulps.Determination of water retention value (WRV)
  • GB/T 15774-2008 Comprehensive control of soiland water conservation.Method of benefit calculation
  • GB 50433-2008 Technical code on soil and water conservation of development and constructiona projects
  • GB/T 15774-1995 Method of benefit calculation for comprehensive control of soil erosion
  • GB 50433-2018 Soil and Water Conservation Technical Standards for Production and Construction Projects

Group Standards of the People's Republic of China, Water Conservation

  • T/CECS 10198-2022 Waterproof and thermal insulation integrated board
  • T/DZJN 19-2020 Pre-filter with water leakage protection
  • T/JSGS 010-2023 Technical Guidelines for Rural Emergency Water Supply Guarantee
  • T/DZJN 18-2020 Household and similar water leak protectors
  • T/CCIAT 0042-2022 Technical regulations for waterproof and thermal insulation engineering of building exterior walls
  • T/CAQI 191-2021 Water leakage protector with ultrasonic sensor for household and similar use
  • T/CDHA 1-2019 Prefabricated hot water insulation pipes and pipe fittings for overhead and comprehensive pipe galleries
  • T/DZJN 131-2023 Performance Evaluation of Water Leakage Protectors for Household and Similar Uses
  • T/CECS 1107-2022 Technical specification for the application of waterproof and thermal insulation integrated panels on building roofs
  • T/CAS 293-2017 Fruit preservation freezer general requirements
  • T/CSTM 00152-2021 Water retaining ceramic brick
  • T/CBMF 165-2022 Water-retaining admixture for concrete
  • T/CCPA 29-2022 Water-retaining admixture for concrete
  • T/NSSQ 054-2023 Technical specifications for water area cleaning by unmanned surface vehicle
  • T/CECS G:C31-2020 Technical Specifications for Soil and Water Conservation for Highway Projects
  • T/CECS G-C31-2020 Soil and Water Conservation Technical Standards for Highway Engineering
  • T/HBSL 01-2023 Environmental Protection Guidelines for Soil and Water Conservation Engineering Construction
  • T/CECS 172-2023
  • T/CAGDE 215-2022 Rural revitalization Management specification of existing well protection
  • T/DASI 029-2022 Rural revitalization Management specification of existing well protection

HU-MSZT, Water Conservation

Korean Agency for Technology and Standards (KATS), Water Conservation

  • KS F 4714-2012 Water repellent heat insulator made of perlite
  • KS F 4714-1985 Water repellent heat insulator made of perlite
  • KS I ISO 15175:2006 Soil quality-Characterization of soil related to groundwater protection
  • KS I ISO 15175-2006(2016) Soil quality-Characterization of soil related to groundwater protection
  • KS I ISO 15175:2021 Soil quality — Characterization of contaminated soil related to groundwater protection
  • KS E 3711-1996(2021) Hardcoa1-Determination of moisture-holdingcapacity
  • KS I ISO 11275:2005 Soil quality-Determination of unsaturated hydraulic conductivity and water-retention characteristic-Wind’s evaporation method
  • KS F 4933-2008 Performed expansion joint filler of concrete slab for protection of waterproofing layer
  • KS M ISO 23714:2009 Pulps-Determination of water retention value(WRV)
  • KS M ISO 23714:2014 Pulps — Determination of water retention valve(WRV)
  • KS F 9004-2008 Standard specification of performed expansion joint filler of slab for protection of waterproofing layer
  • KS M ISO 23714:2020 Pulps — Determination of water retention value(WRV)

RU-GOST R, Water Conservation

  • GOST 17.1.3.06-1982 Nature protection. Hydrosphere. General requirements for protection of underground waters
  • GOST R 57074-2016 The estimate of efficiency for the water safeguarding work. Criterions of estimate
  • GOST 17.1.1.01-1977 Nature protection. Hydrosphere. Utilization of water and water protection. Basic terms and definitions
  • GOST 17.1.3.04-1982 Nature protection. Hydrosphere. General requirements for surface and underground water control against pollution by pesticides
  • GOST 17.1.3.11-1984 Nature protection. Hydrosphere. General requirements for surface and underground water protection against pollution with numeral fertilizers
  • GOST 17.1.3.01-1976 Nature protection. Hydrosphere. Requlations of water objects' protection in timber-rafting
  • GOST 17.1.3.10-1983 Nature protection. Hydrosphere. General requirements for surface and underground water control against pollution by oil and oil products while supplying by pipe-line

YU-JUS, Water Conservation

Professional Standard - Construction Industry, Water Conservation

  • JG/T 188-2006 Sheet material for curing concrete for water saving and moisture retention
  • JG/T 188-2010 Curing sheet for concrete with water saving and moisture retention

VN-TCVN, Water Conservation

  • TCVN 5525-1995 Water quality.General requirements for protection of underground water

Underwriters Laboratories (UL), Water Conservation

American National Standards Institute (ANSI), Water Conservation

American Water Works Association (AWWA), Water Conservation

CEN - European Committee for Standardization, Water Conservation

  • EN ISO 15175:2018 Soil quality - Characterization of contaminated soil related to groundwater protection

European Committee for Standardization (CEN), Water Conservation

  • EN ISO 15175:2011 Soil quality - Characterization of soil related to groundwater protection (ISO 15175:2004)
  • EN ISO 11275:2014 Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method (ISO 11275:2004)

Zhejiang Provincial Standard of the People's Republic of China, Water Conservation

Beijing Provincial Standard of the People's Republic of China, Water Conservation

  • DB11/T 1501-2017 Technical Regulations for Water Saving and Conservation of Plain Forest
  • DB11/T 496-2007 Technical regulations for construction of water resources protection forest
  • DB11/T 633-2009 Technical regulations for soil and water conservation forest construction
  • DB11/T 1474-2017 Technical Regulations for Water Source Protection Forest Transformation

Liaoning Provincial Standard of the People's Republic of China, Water Conservation

  • DB21/T 3208-2019 Technical regulations for the construction of plow layer for water storage and moisture conservation

Xinjiang Provincial Standard of the People's Republic of China, Water Conservation

  • DB65/T 4193-2019 Technical regulations for water collection, moisture conservation, water saving and afforestation in arid and sandy areas
  • DB65/T 2467-1993 Cultivation Techniques of Rice Seedling-Raising with Heat-preservation and Humidity

邢台市市场监督管理局, Water Conservation

  • DB1305/T 47-2022 Technical regulations for water-saving and quality-preserving cultivation of winter wheat

Henan Provincial Standard of the People's Republic of China, Water Conservation

  • DB41/T 1175-2015 Ecological construction projects Soil and water conservation unit engineering quality assessment Small water conservancy and soil conservation projects

RO-ASRO, Water Conservation

Danish Standards Foundation, Water Conservation

  • DS/ISO 8099-1:2021 Small craft – Waste systems – Part 1: Waste water retention
  • DS/EN ISO 15175:2011 Soil quality - Characterization of soil related to groundwater protection
  • DS/EN 14996:2006 Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment

Inner Mongolia Provincial Standard of the People's Republic of China, Water Conservation

  • DB15/T 665-2014 Technical regulations for deep loosening, water storage, moisture conservation and seedling conservation of oat stubble
  • DB15/T 672-2019 Technical regulations for drought resistance, water storage and moisture conservation of potatoes planted in ridges and film furrows in dry land
  • DB15/T 672-2014 Technical regulations for drought resistance, water storage and moisture conservation of potatoes planted in ridges and film furrows in dry land

Shaanxi Provincial Standard of the People's Republic of China, Water Conservation

  • DB61/T 1539-2022 Soil and Water Conservation Terminology
  • DB61/T 1543-2022 Specifications for the construction of soil and water conservation science and technology demonstration parks
  • DB61/T 948-2014 Technical Specifications for Soil and Water Conservation Economic Forest Plantation
  • DB61/T 1295-2019 Technical specification for water retention coal mining
  • DB61/T 1542-2022 Technical Regulations for Acceptance of Water and Soil Conservation Comprehensive Treatment

CZ-CSN, Water Conservation

  • CSN 83 0917-1977 Protection of water against petroleum matters. Oily water eewerage and treatment
  • CSN 83 0916-1975 Protection of water against petroleum matters. Transport of petroleum matters by pipelines
  • CSN 83 0915-1979 Protection of water against petroleum matters. Plants for handling of petroleum matters and their storage

International Organization for Standardization (ISO), Water Conservation

  • ISO 15175:2004 Soil quality - Characterization of soil related to groundwater protection
  • ISO 2004:1979 Rubber latex, natural — Centrifuged or creamed, ammonia-preserved types — Specification
  • ISO 15175:2018 Soil quality — Characterization of soil related to groundwater protection
  • ISO 11275:2004 Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method
  • ISO 23714:2014 Pulps - Determination of water retention value (WRV)
  • ISO/DIS 1018:1976 Coal — Determination of moisture-holding capacity
  • ISO/FDIS 1018:2023 Coal — Determination of moisture-holding capacity
  • ISO 23714:2007 Pulps — Determination of water retention value (WRV) (Second Edition)

Guangdong Provincial Standard of the People's Republic of China, Water Conservation

  • DB44/T 1741-2015 Technical specifications for cooling seawater preservation of fish catches from fishing vessels
  • DB4403/T 136-2021 Technical guidelines for marking of drinking water source protection areas

Fujian Provincial Standard of the People's Republic of China, Water Conservation

  • DB35/T 2077-2022 Technical regulations for preservation of fruits and vegetables with slightly acidic electrolyzed water
  • DB35/T 1289-2012 Technical specifications for soil and water conservation in tea gardens

Standard Association of Australia (SAA), Water Conservation

  • AS 3542(Int):1993 Small pleasure boats. Waste water retention and treatment. Toilet retention systems

PL-PKN, Water Conservation

Association Francaise de Normalisation, Water Conservation

Professional Standard - Building Materials, Water Conservation

  • JCJ 14-1999 Code for waterproofing and heat insulation engineering of polyurethane rigid foam

Underwriter Laboratories of Canada (ULC), Water Conservation

Professional Standard - Water Conservancy, Water Conservation

  • SL 628-2013 Metadata of soil and water conservation
  • SL 419-2007 Test specification of soil and water conservation
  • SL 419-2008 Soil and Water Conservation Test Procedures
  • SL 452-2009 Monitoring point code of soil and water conservation
  • SL 335-2014 Specifications for compilation of soil and water conservation planning
  • SL 277-2002 Technical code of practice on water and soil conservation monitoring
  • SL 277-2002(条文说明) Technical code of practice on water and soil conservation monitoring(explanation)
  • SL 335-2006 Code of practice worked out of soil and water conservation planning
  • SL 575-2012 Technical specification on soil and water conservation for water conservancy and hydropower engineering
  • SL 336-2006 Assessment code of practice for quality of soil and water conservation engineering
  • SL 341-2006 Technical code on information management of water and soil conservation
  • SL 592-2012 Technical specification of soil and water conservation monitoring by remote sensing
  • SL 523-2011 Specification for construction supervision of soil and water conservation projects
  • SL 73.6-2015 Drawing standard of water resources and hydroelectric engineering for soil and water conservation drawing
  • SL 73.6-2001 Drawing standards of soil and water conservation
  • SL 73.6-2001(条文说明) Drawing standards of soil and water conservation(explanation)
  • SL 640-2013 Technical specification on water and soil conservation for electric power transmission and conversion project
  • SL 289-2003 Technical code of key dam for soil and water conservation
  • SL 289-2003(条文说明) Technical code of key dam for soil and water conservation(explanation)
  • SL 312-2005 Code on operation and maintenance of soil and water conservation works
  • SL 342-2006 General technical specifications for facilities on water and soil conservation monitoring
  • SL 342-2006(条文说明) General Technical Specifications for Soil and Water Conservation Monitoring Facilities
  • SL 447-2009 Compilation rules on proposal of soil and water conservation project

Shanxi Provincial Standard of the People's Republic of China, Water Conservation

  • DB14/T 902-2014 Cultivation Technical Regulations for Water Storage and Moisture Conservation Cultivation of Dryland Winter Wheat
  • DB14/T 1685-2018 Technical regulations for soil and water conservation forestry in rocky mountainous areas

Professional Standard - Hydroelectric Power, Water Conservation

  • SD 239-1987 Soil and Water Conservation Test Specifications

German Institute for Standardization, Water Conservation

  • DIN 1988-100:2011-08 Codes of practice for drinking water installations - Part 100: Protection of drinking water, drinking water quality control; DVGW code of practice / Note: Applies in conjunction with DIN EN 1717 (2011-08).
  • DIN EN ISO 15175:2019-08 Soil quality - Characterization of contaminated soil related to groundwater protection (ISO 15175:2018); German version EN ISO 15175:2018
  • DIN 1988-4:1988 Drinking water supply systems; drinking water protection and drinking water quality control (DVGW code of practice)
  • DIN 4095:1990 Planning, design and installation of drainage systems protecting structures against water in the ground
  • DIN EN ISO 8099-1:2018 Small craft - Waste systems - Part 1: Waste water retention (ISO 8099-1:2018)
  • DIN 1988-100:2011 Codes of practice for drinking water installations - Part 100: Protection of drinking water, drinking water quality control; DVGW code of practice
  • DIN EN ISO 15175:2019 Soil quality - Characterization of contaminated soil related to groundwater protection (ISO 15175:2018)
  • DIN EN 14996:2006-08 Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment; German version EN 14996:2006
  • DIN EN ISO 15175:2011 Soil quality - Characterization of soil related to groundwater protection (ISO 15175:2004); German version EN ISO 15175:2011

Hubei Provincial Standard of the People's Republic of China, Water Conservation

  • DB42/T 873-2012 Technical regulation of afforestation for commercial forest with soil and water conservation in slope land of the middle reaches of Yangtze River

GOSTR, Water Conservation

  • GOST R 58557-2019 Substantiation of ecological and economical expedience of introduction of water of protection measures

NATO - North Atlantic Treaty Organization, Water Conservation

  • STANAG 3981-2010 Minimum Physiological Requirements for Immersion Protection Assemblies for Aircrew (ED 2; 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@

ES-UNE, Water Conservation

  • UNE-EN ISO 15175:2018 Soil quality - Characterization of contaminated soil related to groundwater protection (ISO 15175:2018) (Endorsed by Asociación Española de Normalización in February of 2019.)
  • UNE-EN ISO 11275:2014 Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method (ISO 11275:2004) (Endorsed by AENOR in May of 2014.)

Sichuan Provincial Standard of the People's Republic of China, Water Conservation

  • DB5107/T 127-2023 Technical regulations for water-saving and fertilizer-saving cultivation of wheat (oil) stubble hybrid rice in hilly areas

British Standards Institution (BSI), Water Conservation

  • BS EN ISO 15175:2011 Soil quality. Characterization of soil related to groundwater protection
  • BS ISO 11275:2004 Soil quality - Determination of unsaturated hydraulic conductivity and water-retention characteristic - Wind's evaporation method
  • BS EN ISO 15175:2018 Tracked Changes. Soil quality. Characterization of contaminated soil related to groundwater protection
  • PD ISO/TS 5667-25:2022 Water quality. Sampling. Guideline on the validation of the storage time of water samples
  • BS EN 14996:2006 Water quality. Guidance on assuring the quality of biological and ecological assessments in the aquatic environment
  • BS EN 1653:1998 Copper and copper alloys - Plate, sheet and circles for boilers, pressure vessels and hot water storage units
  • BS ISO 23714:2014 Pulps. Determination of water retention value (WRV)
  • BS EN ISO 11275:2014 Soil quality. Determination of unsaturated hydraulic conductivity and water-retention characteristic. Wind's evaporation method

AENOR, Water Conservation

  • UNE-ISO 2004:2017 Natural rubber latex concentrate. Centrifuged or creamed, ammonia-preserved types. Specifications
  • UNE-EN ISO 15175:2011 Soil quality - Characterization of soil related to groundwater protection (ISO 15175:2004)
  • UNE 32003:1995 COAL. DETERMINATION OF MOISTURE HOLDING CAPACITY.
  • UNE-EN 14996:2007 Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment

Lithuanian Standards Office , Water Conservation

  • LST EN ISO 15175:2011 Soil quality - Characterization of soil related to groundwater protection (ISO 15175:2004)
  • LST EN 14996-2006 Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment

KR-KS, Water Conservation

国家市场监督管理总局、中国国家标准化管理委员会, Water Conservation

  • GB/T 40176-2021 Determination of xylobiose in plant-derived products—Hydrophilic intention chromatography

API - American Petroleum Institute, Water Conservation

  • API PUBL 800-1988 Literature Survey Subsurface and Groundwater Protection Related to Petroleum Refinery Operations
  • API PUBL 422-1994 Groundwater Protection Programs for Petroleum Refining and Storage Facilities: A Guidance Document (First Edition)

Professional Standard - Agriculture, Water Conservation

农业农村部, Water Conservation

Gansu Provincial Standard of the People's Republic of China, Water Conservation

  • DB62/T 1498-2006 Technical specifications for water collection, water conservation, and water replenishment for afforestation in the construction of rain-fed ecosystems in arid and semi-arid loess hilly areas with "three waters"

Jilin Provincial Standard of the People's Republic of China, Water Conservation

  • DB22/T 3334-2022 Technical rules for mechanized sowing of maize in semi-arid regions
  • DB22/T 3430-2023 Soil and Water Conservation Technical Specifications for Highway Construction Projects

SE-SIS, Water Conservation

Hunan Provincial Standard of the People's Republic of China, Water Conservation

Anhui Provincial Standard of the People's Republic of China, Water Conservation

  • DB34/T 390.2-2003 Soil and Water Conservation Model of Chestnut Orchard
  • DB34/T 3455-2019 Water and soil conservation monitoring regulations for production and construction projects

水利部, Water Conservation

  • SL/T 335-2014 Soil and water conservation planning preparation specifications
  • SL/T 341-2021 Technical regulations for soil and water conservation information management
  • SL/T 73.6-2015 Water conservancy and hydropower engineering drawing standard soil and water conservation diagram

CU-NC, Water Conservation

  • NC 77-05-1987 Fruit Preserves. Non-Citrous Fruit Nectars. Quality Specifications
  • NC 48-31-1984 Hydraulic Engíneering Checking and Desígn Probability f or Protection Against Roads Floods of Construction Works
  • NC 93-01-206-1988 Standards System for Environment Protection. Hydrosphere. Forestry Strips for Protecting Fluvial Beds and Reservoirs

American Society for Testing and Materials (ASTM), Water Conservation

  • ASTM D1076-15(2020) Standard Specification for Rubber—Concentrated, Ammonia Preserved, Creamed, and Centrifuged Natural Latex
  • ASTM E3312-21 Standard Guide for Mitigation of Wildfire Impact to Source Water Protection Areas and Risk to Water Utilities

Professional Standard - Recommended Standards for Engineering Construction, Water Conservation

Professional Standard - Energy, Water Conservation

  • NB/T 11098-2023 Water and Soil Conservation Supervision Specifications for Hydropower Projects
  • NB/T 35072-2015 Preparation regulation for special investment on soil and water conservation of hydropower projects

国家能源局, Water Conservation

  • NB/T 10344-2019 Design specifications for soil and water conservation in hydropower projects
  • NB/T 10509-2021 Technical specifications for soil and water conservation in hydropower construction projects
  • NB/T 35119-2018 Procedures for acceptance of water and soil conservation facilities in hydropower projects
  • NB/T 10506-2021 Technical regulations for soil and water conservation monitoring in hydropower projects
  • NB/T 10510-2021 Technical specifications for soil and water conservation and ecological restoration of hydropower projects

Canadian Standards Association (CSA), Water Conservation

  • CSA N288.7-2015 Groundwater protection programs at Class I nuclear facilities and uranium mines and mills (First Edition)

ES-AENOR, Water Conservation

Hebei Provincial Standard of the People's Republic of China, Water Conservation

  • DB13/T 1249-2010 Technical regulations for water source protection forest establishment
  • DB1307/T 075-2002 Technical Regulations for Comprehensive Management of Water and Soil Conservation
  • DB13/T 5780-2023 Technical Specifications for Highway Soil and Water Conservation Engineering
  • DB13/T 2210-2015 Technical regulations for water-retaining agent for drought resistance and seedling preservation of sugar beet in the alpine region of Northwest Hebei
  • DB13/T 1404-2011 Technical specification for soil and water conservation engineering in gneiss mountainous areas

Building Officials and Code Administrators International(U.S.), Water Conservation

Japanese Industrial Standards Committee (JISC), Water Conservation

Qinghai Provincial Standard of the People's Republic of China, Water Conservation

  • DB63/T 2160-2023 Comprehensive service specifications for environmental protection and soil and water conservation in highway construction

Professional Standard - Environmental Protection, Water Conservation

  • HJ/T 433-2008 Technical requirement for source water protection area signs
  • HJ/T 338-2007 Technical guideline for delineating source water protection areas
  • HJ 338-2018 Technical specifications for the division of drinking water source protection areas

Chongqing Provincial Standard of the People's Republic of China, Water Conservation

  • DB50/T 473-2012 Water quality protection specification for medium and small reservoirs in Chongqing
  • DB50/T 291-2019 Technical Specifications for Soil and Water Conservation Monitoring in Chongqing

Professional Standard - Urban Construction, Water Conservation

  • CJJ/T 174-2013 Standard for work and quality of city water area cleaning

IN-BIS, Water Conservation

Ningxia Provincial Standard of the People's Republic of China, Water Conservation

  • DB64/T 735-2011 Technical Regulations for Moisture Conservation and Dry Direct Seed Cultivation of Rice

Jiangxi Provincial Standard of the People's Republic of China, Water Conservation

  • DB36/T 1589-2022 Soil and Water Conservation UAV Monitoring Technical Regulations

工业和信息化部, Water Conservation

BELST, Water Conservation

  • STB 2410-2015 Environmental protection and nature management. Territories. Information signs of protected territory, water protected zone and coastal belt of water object. General requirements
  • STB 17.1.3.05-2006 Nature protection. Hydrosphere. Surface and underground water protection against pollution by oil and oil products under storage. General requirements
  • STB 17.06.03-02-2014 Environmental protection and nature use. Hydrosphere. General requirements for the protection of surface water and groundwate from contamination by pesticides

BE-NBN, Water Conservation

  • NBN T 91-052-1980 Water sampling - General recommandations for the pre-servation and handling of samples

Professional Standard - Electricity, Water Conservation

  • DL/T 5419-2009 Specification for water & soil conservation technical schemes of hydropower project




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