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IEC 60287-1-1 2014
Electric cables – Calculation of the current rating – Part 1-1: Current rating equations (100 % load factor) and calculation of losses – General
电缆 额定电流的计算 第1-10- 2014部分:额定电流方程(100%负载系数)和电损耗计算 总则 作者: admin 时间: 2016-10-7 12:07:59