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GB/T 50509-2009

Chinese Standard: 'GB/T 50509-2009'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 50509-2009EnglishRFQ ASK Days<=3 Code for irrigation areas programming GB/T 50509-2009 Valid GB/T 50509-2009

  SIMILAR unprotected-true-PDFs:
  GB/T 16311-2024  GB 50788-2012  GB/T 18487.2-2017