Browse Standards

化工用石灰石采样与样品制备方法

Limestone for chemical industry--Methods of sampling and preparing

化工用石灰石粒度的测定

Limestone for chemical industry--Determination of size

化工用石灰石中灼烧失量的测定 重量法

Limestone for chemical industry--Determination of content of loss on ignition--Gravimetric method

CAD标准件图形文件 编制总则

General specification for preparing the geometry files of CAD standard parts

钽铌化学分析方法 铌中磷量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of phosphorus content in niob-ium

钽铌化学分析方法 钽中硅量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of silicon content in tantalum

钽铌化学分析方法 钼量和钨量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of molybdenum and tungsten contents

钽铌化学分析方法 铁量的测定

Methods for chemical analysis of tantalumand niob-ium--Determination of iron content

钽铌化学分析方法 铜量的测定

Methods for chemical analysis of tantalumand niob-ium--Determination of copper content

钽铌化学分析方法 钽中铌量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of niobium content in tantalum

钽铌化学分析方法 钽中氮量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of nitrogen content in tantalum

钽铌化学分析方法 铌中钽量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of tantalum content in niobium

钽铌化学分析方法 铌中砷、锑、铅、锡和铋量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of arsenic antimony，lead，tin and bismuth contents in niobium

钽铌化学分析方法 铌中铁、镍、铬、钛、锆、铝和锰量的测定

Methods for chemical analysis of tantalum and niob-ium--Determination of iron，nickel，chromium，titan-ium，zirconium， aluminium and manganese contents in niobium

铸造钛及钛合金牌号和化学成分

Designation and chemical composition of cast titanium and titanium alloys

电工术语 电力系统保护

Electrotechnical terminologies--Power system protection

玻璃工厂工业卫生与安全技术规程

The specification for industrial healthand safety technology in glass factory

食品工业基本术语

Fundamental terms of food industry

熔化焊用钢丝

Steel wires for melt welding

半导体集成电路石英钟表电路测试方法的基本原理

General principles of measuring methods for quartz clock and watch circuits of semiconductor integrated circuits