The brush will produce abnormal wear with the appearing of the electric spark when overload current passes.

当负载电流过大时还有可能产生电火花而引起异常磨损。

youdao

The brush will produce abnormal wear with the appearing of the electric spark when overload current passes.

当负载电流过大时还有可能产生电火花而引起异常磨损。

youdao