中国现在用高压直流输电比美国的高压交流速度先进，电压高，损耗小，距离长，线路成本低，但送电设备成本复杂成本高

来源: jin_yin_hua 于 2024-09-30 21:14:16 [旧帖] [给我悄悄话] 本文已被阅读：次

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