Principle of Electric Circuit

• 电路原理

Principle of Electric Circuit的用法和样例：

例句

1. This article introduces emphatically the practical control methods and circuit principles of battery self charging by stages by the arc welder.
   重点介绍利用交流弧焊器对蓄电池自动实施分阶段法充电的调控方法和调控电路原理。