![]() Method for chemical analysis of copper and copper alloys - Part 28:Determination of Chromium,Iron,Manganese,Cobalt,Nickel,Zinc,Arsenic, Selenium,Silver,Cadmium,Tin,Antimony,Tellurium,Lead and Bismuth content - Inductively coupled plasma-mass spectrum me 铜及铜合金化学分析方法 第28部分:铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅、铋量的测定 电感耦合等离子体质谱法 |
![]() Geometrical product specifications(GPS) - Statistical tolerance - Part 5: Statistical quality indices of an assembly lot (hole/shaft fits) 产品几何技术规范(GPS) 统计公差 第5部分:装配批(孔、轴配合)的统计质量指标 |
Find out:27688Items | First -Previous-Next -Last | [309] [310] [311] [312] [313] [314] [315] |