Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22,000, so current travels efficiently over long-distance lines.

电气线路：利用整流装置稳定电流的变化频率，此外通过变压器把690伏特的电压提升到超过2200 0伏特，大大提高了电流长途输送的效率。

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Electrical Circuitry: Converters stabilize the current's varying frequencies. Transformers boost voltage from 690 volts to more than 22, 000, so current travels efficiently over long-distance lines.

电气线路：利用整流装置稳定电流的变化频率，此外通过变压器把690伏特的电压提升到超过2200 0伏特，大大提高了电流长途输送的效率。

youdao