in-phase null voltage

例句：

1. 1.The circuit was designed to operate at an in-phase zero voltage.
   电路被设计成在同相零电压下运行。
2. 2.The new device is capable of generating in-phase null voltages.
   新型设备能够产生同相零电压。
3. 3. In this experiment, we measured the in-phase null voltage between the two coils.
   在这个实验中，我们测量了两个线圈之间的同相零电压。