名词检流计; 电流表
galvanometer什么意思
noun
1. \u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
1. meter for detecting or comparing or measuring small electric currents