欧姆定律—在直流电路中，电压，电流与电阻的关系。

Ohm's Law - relationship between voltage, current and resistance in D. C. circuit.

youdao

直流电阻较低，小型，可对应大电流用途。

DC low resistance, small, may correspond to current use.

youdao

直流电阻较低，小型，可对应大电流用途。

DC low resistance, small, may correspond to current use.

youdao