兑水 发表于 2009-9-14 09:47:19

ASTM B 738-2003 电导线用成束细线和成束绞捻绳索铜导线

B738-03 Standard Specification for Fine-Wire Bunch-Stranded and Rope-Lay Bunch-Stranded Copper Conductors for Use as Electrical Conductors
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