第二个是可在数亿分之一秒的时间里实现数千伏电压的通断，这是一项前所未有的成就。
The second advance is a way of switching thousands of volts on and off in a few billionths of a second, a previously impossible feat.
该武器能在很短时间内产生高能脉冲，并进而产生瞬间数千伏电压聚增以破坏半导体设备。
This weapon generates a very short, intense energy pulse producing a transient surge of thousands of volts that kills semiconductor devices.
斯潘电力电子设计干式变压器在5和15千伏电压班下台功率分配到工业应用在商业或利用电压。
Spang Power Electronics designs dry-type transformers in 5 and 15 kV classes to step down power from the distribution voltage to the utilization voltage in commercial or industrial applications.
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