China National Standards

China Methods monitoring changes Industry Standards English PDF List


  •  China "Methods monitoring changes" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    YD/T 629.2-2022 Methods for monitoring changes in optical fiber transmission attenuation - Part 2: Backscatter method {译}
    光纤传输衰减变化的监测方法 第2部分:后向散射法
    China Telecommunication Industry Standards
    Methods monitoring changes

    English PDF
    YD/T 629.1-2022 Methods for monitoring changes in optical fiber transmission attenuation - Part 1: Transmission power method {译}
    光纤传输衰减变化的监测方法 第1部分:传输功率法
    China Telecommunication Industry Standards
    Methods monitoring changes

    English PDF

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