China National Standards

China Detection method DC Industry Standards English PDF List


  •  China "Detection method DC" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    NB/T 10549-2021 Detection method for DC resistivity of floor grouting effect of coal mining face {译}
    采煤工作面底板注浆效果直流电阻率探测方法
    China Energy Industry Standards
    Detection method DC

    English PDF
    HJ 377-2019 Technical requirements and detection methods of chemical oxygen demand (CODCr) water quality online automatic monitor {译}
    化学需氧量(CODCr)水质在线自动监测仪技术要求及检测方法
    China Environment Industry Standards
    Detection method DC

    English PDF

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