[电] 振动电位计

vibration galvanometer的用法和样例：

例句

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。

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0714

4-amino-3-nitroanisole

all good things come to an end