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www.ChineseStandard.net Database: 189759 (19 Oct 2025)

GB 50439-2008

Chinese Standard: 'GB 50439-2008'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 50439-2008EnglishRFQ ASK Days<=9 Code for design of steelmaking technology GB 50439-2008 Obsolete GB 50439-2008

  SIMILAR unprotected-true-PDFs:
  GB 50959-2013  GB 50717-2011  GB/T 50761-2018