galvanometer什么意思解释？

galvanometer的音标：galvanometer的英式发音音标为：[ˌgælvə'nɒmɪtə]galvanometer的美式发音音标为：[ˌgælvə'nɒmətə]...

When the galvanometer reads zero the circuit is in the null - balance position.当检流计的读数为零时,电路处于零平衡位置.If a sinusoidal current is sent through a movingcoil galvanometer, the meter reads zero.如果将一正弦电流通入动圈式电流计, 那么这电流计的读数为零.Th...