China National Standards

China backscatteri GB Standards Search

GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "backscatteri" GB Standards List:
  • GB/T 33779.2-2017- English Version of China National Standard
    Guidance for special characteristic of optical fibre—Part 2: Interpretation of OTDR backscattering traces
    光纤特性测试导则 第2部分:OTDR后向散射曲线解析
    GB/T 10262-1988- English Version of China National Standard
    Beta backscattering thicknessmeter for small area of plating (coating)
    QB/T 3819-1999- English Version of China Light Industry Standard
    Thickness testing method of the metal deposits and conversion coatings for the light indus trial products βRay backscattering

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