That sounds like a bad electrolytic capacitor in the circuit.

这听起来像一个坏的电解电容在电路中。

Electrolytic capacitor if it is, you can find a matching change.

如果是电解电容，可以找匹配的换掉。

Is the copper plating process an electrolytic acid copper plating system?

电镀站是否有酸解电镀铜系统？

The quality of electrolytic capacitor was judged by self-discharge voltage.

用自放电电压的高低来判定电容器的质量。

Skim: usually use at the same time prepare skim and electrolytic degrease alkaline.

脱脂：通常同时使用碱性预备脱脂及电解脱脂。