作废 JJG 837-1993
直流低电阻表 直流低电阻表 Verification Regulation of D.C. Low Resistance Meter
发布日期:1993-07-15
实施日期:1994-06-01
分类信息
发布单位或类别: 中国 国家计量检定规程
CCS分类: A55综合 - 计量 - 电磁计量
ICS分类:
标准简介
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最后更新时间 2025-08-29