main power circuit是什么意思

用法例句

Problems and countermeasure of radial supply line protection;

单电源线路保护问题分析及对策

This paper presents a new concept about 110kV double terminal source transmission line single phase ground impedance relay based on back propagation neural network.

提出一种基于神经网络的 110kV双电源线路单相接地阻抗继电器新原理。

According to the requirements of electrochemical micromachining,an adjustable pulsed power supply unit is developed by using the μs-grade adjustable pulsed generating circuit,main circuit of pulsed power supply and protecting circuit which are controlled by single chip microcomputer.

根据微细电解加工的要求,应用单片机控制的微秒级可调脉冲发生电路、脉冲电源主电路和保护电路,研制了可调脉冲电源装置。