在输配电过程中，电能传送和电磁能量转换都是通过电流实现的，电流通过导线或电气设备时会产生损耗。
In the course of transmission and distribution, power transmission and electromagnetic energy conversion is achieved through the current, the current through the wires will have a loss.
在输配电过程中，电能传送和电磁能量转换都是通过电流实现的，电流通过导线或电气设备时会产生损耗。
In the course of transmission and distribution, power transmission and electromagnetic energy conversion is achieved through the current, the current through the wires will have a loss.
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