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YD 254-1981

Chinese Standard: 'YD 254-1981'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)Related StandardStatusGoogle Book
YD 254-1981English199 Add to Cart Days<=2 (Ground rods) YD 254-1981 Obsolete YD 254-1981


Standard ID YD 254-1981 (YD254-1981)
Description (Translated English) (Ground rods)
Sector / Industry Telecommunication Industry Standard
Classification of Chinese Standard M05
Word Count Estimation 1,157

Related standard: YD/T 641-2012