配电箱，开关箱有必要履行“一机”“一闸”“一漏电”，电源进线端制止选用插头和插座做活动衔接。
The distribution box, switch box is necessary to perform a "machine" "gate" "leakage", power line end stop using the plug and socket connection to do activities.
十万火急翻译一句话，电气图纸上的，急！ 说明：控制柜电源进线由用户直接接至控制柜上部双电源断路器进线端。
The power incoming line into control cabinet will be directly connected to the input terminals of the parallel breakers which are located in upside of the control cabinet by users.
介绍了采用IGBT逆变电路的高压脉冲电源的设计和电路构成。该电源可以减少电源对进线电源的谐波干扰，提高电源的品质，减少输出电压的交流分量。
This paper presented an IGBT inverter for high voltage pulse source. The experimental results demonstrate a good harmonic elimination for power input and quality output.
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