现行 WJ 219-1964
标准零件 铅封(限用标准) 标准零件 铅封(限用标准)
发布日期:
实施日期:1980-07-01
分类信息
发布单位或类别: 中国 行业标准-兵工民品
CCS分类:
ICS分类:
标准简介
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ZBBZH/CF
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UL Subject 94
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ASTM E3081-21
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铅封零件

最后更新时间 2025-08-26