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www.ChineseStandard.net Database: 189759 (26 Oct 2025)

YBJ7-1988

Chinese Standard: 'YBJ7-1988'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
YBJ 7-1988EnglishRFQ ASK Days<=3 (Well groove shovel probe rules) YBJ 7-1988 Obsolete YBJ 7-1988

  SIMILAR unprotected-true-PDFs:
  YB/T 6139.2-2023  YB/T 6139.1-2023  GB/T 18487.2-2017
 
   

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