常見例句If a sinusoidal current is sent through a movingcoil galvanometer, the meter reads zero. 如果將一正弦電流通入動圈式電流計(jì)，那么這電流計(jì)的讀數(shù)為零。movingcoil loudspeaker 電動揚(yáng)聲器movingcoil pickup 電動拾聲器 返回 movingcoil