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铝及铝合金化学分析方法 第10部分: 锡含量的测定
Methods for chemical analysis of aluminium and aluminium alloys - Part 10：Determination of tin content
贵金属及其合金对铂、对铜热电动势的测量方法
Testing method for thermo-electromotive force of precious metals and their alloys pair up with platinum or copper
氧化钇铕化学分析方法 氧化铕量的测定
Chemical analysis methods of Yttrium-europium oxides - Determination of europium oxides
铂铑热电偶细丝的热电动势测量方法
The test method of thermo-emf for platinum
贵金属电触点材料接触电阻的测量方法
Testing method for contact resistance of precious metals electrical contact materials
贵金属及其合金材料几何尺寸测量方法
Geometric size measuring methods of precious metals and their alloy materials
钽铌化学分析方法 钽中铁、铬、镍、锰、钛、铝、铜、锡、铅和锆量的测定
Methods for chemical analysis of tantalum and niobium - Determination of iron, chromium, nickel, manganese, titanium, aluminum, copper, tin, lead and zirconium contents in tantalum
钽铌化学分析方法 碳量和硫量的测定
Methods for chemical analysis of tantalum and niobium - Determination of carbon and sulphur contents
钽铌化学分析方法 钠量和钾量的测定
Methods for chemical analysis of tantalum and niobium - Determination of sodium and potassium contents
钽铌化学分析方法 氢量的测定
Methods for chemical analysis of tantalum and niobium - Determination of hydrogen content
钽铌化学分析方法 氧量的测定
Methods for chemical analysis of tantalum and niobium - Determination of oxygen content
金属粉末比表面积的测定 氮吸附法
Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
微电子技术用贵金属浆料规范
Specification for pastes of precious metal used for microelectronics
金属材料轴向等幅低循环疲劳试验方法
The test method for axial loading constant-amplitude low-cycle fatigue of metallic materials
优质碳素结构钢热轧钢带
Hot-rolled quality carbon structural steel strips
优质结构钢冷拉钢材
Quality structural steel cold drawn bars
平面二次包络环面蜗杆减速器
Planar double-enveloping worm gearing reducer
一般用途高温合金管
Superalloy tube for general application
耐蚀合金棒
Corrosion-resisting alloy bars
高温合金冷拉棒材
Superalloy cold drawn bars