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Basicelectronicsconcepts
- 电荷的定向移动叫做电流。电路中，电流常用I表示。电流分直流和交流两种。电流的大小和方向不随时间变化的叫做直流-Directional movement of charge is called current. Circuit, the current common I said. Both DC and AC Current. The size and direction of the current does not change over time is called the DC