电线电缆网 > 标准共享 > BS 7769-3.1:1997 Electric cables —Calculation of the current rating —Part 3（完整版）
BS 7769-3.1:1997 Electric cables —Calculation of the current rating —Part 3 - 无图版
jackfrost --- 2008-08-09 14:42:01
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BS 7769-3.1:1997 Electric cables —Calculation of the current rating —Part 3.pdf
