An electrical tachometer receives voltage pulses from the ignition system, usually the coil.

电器转速表从点火系统中接受电压脉冲，通常是线圈。

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An Electrical Surface Treatment system consists of high frequency generator, high voltage transformer and treating electrodes.

电气表面处理系统由高频发生器，高压变压器和治疗电极。

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Reactive compensation and reactive equilibrium of electrical system are the basic conditions for guaranteeing voltage quality.

电力系统的无功补偿与无功平衡是保证电压质量的基本条件。

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Severinsky's bright idea was to run the electric motor on a high voltage--say, 40 times the 14 volts that is standard for the electrical system in a gasoline car with a 12-volt battery.

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