difference galvanometer的意思|示意

Commonly used has the galvanometer, the amperemeter, a volt idea, the electric bridge, the potential difference counts and so on.

常用的有电流表，电流表，电压的概念，电桥，电位差计数等。

Sensitive Galvanometer, Model J0409, is suitable for the laboratories of middle schools and polytechnic schools to measure small electric current and electric potential difference.

J0409型灵敏电流计适用于中学、中专等实验室测量直流电路中微小电流和微小电势差。