Browse Standards
4761+ standards in database
4761 result(s) found
硅多晶气氛区熔基磷检验方法
Test method for phosphorus content in polycrystalline silicon by zone-melting method under controlled atmosphere
石油天然气工业 铝合金钻杆螺纹连接测量
Petroleum and natural gas industries—Aluminium alloy drill pipe thread connection gauging
硅晶锭尺寸的测定 激光法
Test method for silicon brick dimension—Laser technology method
金属锗化学分析方法 第2部分：铝、铁、铜、镍、铅、钙、镁、钴、铟、锌含量的测定 电感耦合等离子体质谱法
Methods for chemical analysis of germanium metal—Part 2：Determination of aluminium,iron,copper,nickle,lead,cadmium, magnesium,cobalt,indium,zinc content—Inductively coupled plasma mass spectrometry method
金属锗化学分析方法 第1部分：砷含量的测定 砷斑法
Methods for chemical analysis of germanium metal—Part 1：Determination of arsenic content—Arsenic stain method
镍钴锰酸锂电化学性能测试 放电平台容量比率及循环寿命测试方法
Electrochemical performance test of lithium nickel cobalt manganese oxide— Test method for discharge plateau capacity ratio and cycle life
全钒液流电池用电解液
Electrolyte for vanadium flow battery
镍锰酸锂
Lithium nickel manganese oxide
镍钴锰酸锂电化学性能测试 首次放电比容量及首次充放电效率测试方法
Electrochemical performance test of lithium nickel cobalt manganese oxide —Test method for discharge specific capacity and charge-discharge coulombic efficiency of the first cycle
电子级多晶硅中基体金属杂质含量的测定 电感耦合等离子体质谱法
Test method for the content of metal impurity in electronic grade polysilicon—Inductively coupled-plasma mass spectrometry method
钢渣处理工艺技术规范
Technical specification of steel slag treatment technology
硅片和硅锭载流子复合寿命的测试 非接触微波反射光电导衰减法
Test method for carrier recombination lifetime in silicon wafers and silicon ingots—Non-contact measurement of photoconductivity decay by microwave reflectance method
硅抛光片表面颗粒测试方法
Test method for particles on polished silicon wafer surfaces
非本征半导体材料导电类型测试方法
Test methods for conductivity type of extrinsic semiconducting materials
区熔锗锭
Zone-refined germanium ingot
热轧钢板和钢带的尺寸、外形、重量及允许偏差
Dimension,shape,weight and tolerance for hot-rolled steel strip,plate and sheet
冷轧钢板和钢带的尺寸、外形、重量及允许偏差
Dimension,shape,weight and tolerance for cold-rolled steel strip and sheet
热轧工序能效评估导则
Guides for energy efficiency assessment of hot rolling process
炉外精炼工序能效评估导则
Guides for energy efficiency assessment of steel secondary refining process
硅中氯离子含量的测定 离子色谱法
Test method for chloride content of silicon—Ion chromatography method