onceok 发表于 2018-7-20 16:04:04

IEC TR 61597:1995 Overhead electrical conductors

IEC TR 61597:1995 Overhead electrical conductors - Calculation methods for stranded bare conductors



admin 发表于 2018-7-20 20:38:00

谢谢您的分享,金币已奖励!
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