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GB/T 20738-2018

Chinese Standard: 'GB/T 20738-2018'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 20738-2018English499 Add to Cart Days<=5 Rooftop air conditioning unit GB/T 20738-2018 Valid GB/T 20738-2018

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