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GB/T 20990.1-2020

Chinese Standard: 'GB/T 20990.1-2020'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 20990.1-2020English739 Add to Cart Days<=6 Thyristor valves for high voltage direct current (HVDC) power transmission - Part 1: Electrical testing GB/T 20990.1-2020 Valid GB/T 20990.1-2020

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