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现行 JJF 1790-2019
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绝缘电阻表型式评价大纲 Program of Pattern Evaluation of Insulation Resistance Meters
发布日期: 2019-12-31
实施日期: 2020-03-31
分类信息
发布单位或类别: 中国-国家计量技术规范
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研制信息
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