galvanostat

例句：

1. 1. The galvanostat was used to measure the current flowing through the circuit.
   这个电势调节器用来测量电路中流过的电流。
2. 2. The engineer adjusted the galvanostat to ensure optimal performance.
   工程师调整了电势调节器，以确保最佳性能。
3. 3. The galvanostat showed that the battery had a low voltage output.
   电势调节器显示电池的低电压输出。