元素的 标准查询与下载
共找到 150 条与 元素的 相关的标准，共 10 页
1 Prezentul standard se refer? la pl?cile de trasaj, realizate prin combinarea unor elemente, utilizate ?n industria constructoare de ma?ini pentru
MARKING PLATES OF COMBINED ELEMENTS
How to measure sulfur
Zpracovatel: Technick? a zku?ební ústav stavební Praha — Ing. Old-?ich Dobr?, CSc. Oborové normaliza?ní st?edisko TZ?S: Ing. Old?ich Dvo?ák Pracovn
Weight control of building elements
íichvaleni b I bEV 2686-80 doporu?il ?esk? ú?ad bezpe?nosti pra?e. Zpracovatel: Inspektorát bezpe?nosti práce Hradec Králové - Ing. Josef Laskavsk
Safety devicos with failing olomonts
Apply water. Measurement of aluminum elements
Las prescripciones de esta norma se aplicarán a los abonos
Fertilizers: Measurement of the element nitrogen (N)
Compares methods used for the determination of trace elements in coal and coal ash. The trace elements include: arsenic, beryllium, boron, cadmium
Coal and coke - Analysis and testing - Determination of trace elements - Guide to the determination of trace elements
This National Standard of Canada is equivalent to International Standard ISO/IEC 11179-6:1997. 1 Scope For each data element to be registered
Information technology - Specification and standardization of data elements - Part 6: Registration of data elements
Recycling of rare earth elements – Methods for the measurement of rare earth elements in industrial waste and end-of-life products
This document defines a logical network element (LNE) YANG module that is compliant with the Network Management Datastore Architecture (NMDA
YANG Model for Logical Network Elements
本文件规定了枸杞中微量元素的测定方法。 本文件适用于枸杞中钠、钾、钙、镁、铁、锌、铜7种微量元素的测定
Determination of Trace Elements in Lycium barbarum
Full Description Specifies limits for the elements that can be intentionally added to the chemical composition of structural
Structural steel - Limits on elements added
本标准规定了饰品中有害元素的含量及溶出量的光谱测定方法。 本标准适用于饰品中有害元素的含量及溶出量的测定
Adornment.Determination of baneful elements.Method of spectrometry
Recycling of rare earth elements. Methods for the measurement of rare earth elements in industrial waste and end-of-life products
INFORMATION TECHNOLOGY- SPECIFICATION AND STANDARDIZATION OF DATA ELEMENTS- PART 3: BASIC ATTRIBUTES OF DATA ELEMENTS
