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GB/T 24970-2020

Chinese Standard: 'GB/T 24970-2020'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 24970-2020English215 Add to Cart 0--15 minutes. Auto immediate delivery. Delineator GB/T 24970-2020 Valid GB/T 24970-2020

  Google-Books (Full-PDF, without digital protection, will be auto-delivered in 0~10 mins):   GB/T 24970-2020  GB 50688-2011