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GB 50495-2019

Chinese Standard: 'GB 50495-2019'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 50495-2019EnglishRFQ ASK Days<=3 Technical code for solar heating system GB 50495-2019 Valid GB 50495-2019

  SIMILAR unprotected-true-PDFs:
  GB/T 21087-2020  GB 25034-2010  GB 44016-2024