A new type of DC switch power which is possessed a DC voltage input and three DC voltage output, and is able to reach higher efficiency has been introduced in this paper.
本文介绍一种新型的直流开关电源，该电源是一种直流电压输入，三种直流电压输出，并能够达到相当高的效率。
The circuit has three relays that switch the high-voltage input to the piezoelectric motors.
电路有三个继电器转换压电发动机的高压输入。
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