现行 JJF 1214-1990
圆锥量规锥度基准操作技术规范 圆锥量规锥度基准操作技术规范 Operating Technical Norm of Taper Primary Standard for circle Taper Gauge
发布日期:
实施日期:
分类信息
发布单位或类别: 中国 国家计量技术规范
CCS分类: A52综合 - 计量 - 长度计量
ICS分类:
标准简介

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最后更新时间 2025-08-28