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GB 50215-2015

Chinese Standard: 'GB 50215-2015'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 50215-2015EnglishRFQ ASK Days<=3 Code for design of mine of coal industry GB 50215-2015 Valid GB 50215-2015

  SIMILAR unprotected-true-PDFs:
  GB 51011-2014  GB/T 50761-2018  GB 50128-2014