optical ammeter

• 光学电流计

optical ammeter的用法和样例：

例句

1. He was very attentive to the ammeter.
   他十分经心在意地望着电流计。
2. In the experiment, will be used for measuring the current Magnetoelectric to digital multimeter ammeter, galvanometer and tangent to the electromagnetic shield.
   在实验中，将测量电流所用的磁电式电流表改为数字多用表，并对正切电流计进行了电磁屏蔽。