secondary standard of measurement的意思|示意
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次级量测标准
secondary standard of measurement的网络常见释义
次级量测标准 working standard of measurement 量测工作标准 secondary standard of measurement 次级量测标准 standard of length measurement 长度计量基准 ..
secondary standard of measurement相关例句
All of them can be used as secondary standard Rontgen meter and in protection dose measurement.
上述电离室可作次级标准伦琴计和防护剂量测量用。