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YD/T 1970.3-2010

Chinese Standard: 'YD/T 1970.3-2010'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
YD/T 1970.3-2010English239 Add to Cart Days<=3 Maintenance requirements of power supply for telecommunication stations/sits. Part 3: DC power system YD/T 1970.3-2010 Valid YD/T 1970.3-2010

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