锌及锌合金化学分析方法镧、铈合量的测定 三溴偶氮胂分光光度法
The methods for chemical analysis of zinc and zinc alloys The determination of lanthanum and cerium contents The tri-bromide arsenazo spectrophotometric method
检测标准
锌及锌合金化学分析方法锡量的测定 苯芴酮-溴化十六烷基三甲胺分光光度法
The methods for chemical analysis of zinc and zinc alloys-The determination of tin contentThe phenylfluorone-cetyltrimethyla-mmonium bromide speetrophotometrie method
锌及锌合金化学分析方法镉量的测定 火焰原子吸收光谱法
The methods for chemical analysis of zinc and zine alloys-The determination of cadmiun content-The flame atomic absorption spectrometric method
锌及锌合金化学分析方法砷量的测定 原子荧光光谱法
The methods for chemical analysis of zinc and zinc alloys The determination of arsenic content The atomic fluorescence spectrometer method
锌及锌合金化学分析方法 第1部分:铝量的测定铬天青S-聚乙二醇辛基苯基醚-溴化十六烷基吡啶分光光度法、CAS分光光度法和 EDTA 滴定法
Methods for chemical analysis of zinc and zinc alloys Part 1:Determination of aluminum content-Chromazurol S-polyethyleneglycol octyl phenylcther-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
无缝和焊接(埋弧焊除外)铁磁性钢管纵向和/或横向缺欠的全圆周自动漏磁检测
Automated full peripheral flux leakage testing of seamless and welded(except submerged arc-welded)ferromagnetic steel tubes for thedetection of longitudinal and/or transverse imperfections
金属材料 磨损试验方法 试环-试块滑动磨损试验
Metallic materials-Wear test method Block-on-ring sliding wear test
高电阻电热合金
High resistance alloys for electrical heating
钢丝绳弯曲疲劳试验方法
Steel wire ropes-Bending fatigue testing
弹钢簧
Spring steels
