19 试验
65 农业
77 冶金
  • T/CMIF 137-2021 半导体封装键合用银金合金丝 现行
    译:T/CMIF 137-2021 Silver-gold alloy wire for semiconductor packaging bonding
    适用范围:范围:本文件规定了半导体封装键合用银金合金丝的产品分类、技术要求、试验方法、检验规则、标志、包装、运输和贮存。 本文件适用于半导体封装键合用银金合金丝; 主要技术内容:前言 ···························································································································· III1 范围 ·························································································································· 12 规范性引用文件 ·········································································································· 13 术语和定义 ················································································································· 14 产品分类 ···················································································································· 14.1 产品代号 ··············································································································· 14.2 产品分类 ··············································································································· 15 技术要求 ·····································
    【国际标准分类号(ICS)】 :31.190电子元器件组件 【中国标准分类号(CCS)】 :H60/69有色金属及其合金产品
    发布单位或类别:(CN-TUANTI)团体标准 | 发布时间: 2021-01-19 | 实施时间: 2021-03-01
  • GB/T 3503-1993 氧化钇 被代替
    译:GB/T 3503-1993 Yttrium oxide
    【国际标准分类号(ICS)】 :31.030电子技术专用材料 【中国标准分类号(CCS)】 :H65稀土金属及其合金
    发布单位或类别:(CN-GB)国家标准 | 发布时间: 1993-09-15 | 实施时间: 1994-03-01
  • GB/T 3504-1992 荧光级氧化铕 被代替
    译:GB/T 3504-1992 Europium oxide phosphor grade
    【国际标准分类号(ICS)】 :31.030电子技术专用材料 【中国标准分类号(CCS)】 :H65稀土金属及其合金
    发布单位或类别:(CN-GB)国家标准 | 发布时间: 1992-07-09 | 实施时间: 1993-04-01