Inspect, record and operate high voltage equipments status, regular turn over high voltage wire and test high voltage switch.

检查、记录和操作高压设备状况，定期转换高压线路和切换试验操作。

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This paper introduces a new pulse modulator which USES VMOSFET as high voltage switch, describes its characteristics, operating principle and circuit design.

本文介绍一种以VMOSFET为高压开关的新型脉冲调制器，叙述其特点、工作原理及电路设计。

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General-purpose switches are usually sufficient for switching the voltage source unless high voltages (>100V) are involved, in which case, high voltage switch cards are necessary.

除了切换高压（>100 V）时需要高压开关卡外，通用开关通常足以切换电压源。

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In a 2004 corporate report Toyota said the key to the improvements was its decision to switch to a high-voltage system.

FORBES: OutFront