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作废 GB/T 4189-1984
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掺杂钨条 Doped tungsten bars
发布日期: 1984-03-09
实施日期: 1984-11-01
废止日期: 2018-02-01
分类信息
关联关系
研制信息
归口单位: 工业和信息化部(电子)
起草单位: 上海灯泡厂
起草人: 陆培华
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