高压电流被用来远距离输送电力。
A current of high potential is used in transmitting electric power over long distance.
要是没有变压器来调节电压,远距离输送电力是不可能的。
Were there no transformers to adjust the voltage, long-distance transmission of electricity would be impossible?
要是没有变压器来调节电压,远距离输送电力是不可能的。
Were there no transformers to switch the voltage, long-distance transmission of electricity would be impossible?
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