waved tube

例句：

1. 1. The waved tube is used to amplify the signal.
   振荡管用于放大信号。
2. 2. The oscillator in the waved tube generates a high-frequency wave.
   振荡管中的振荡器产生高频波。
3. 3. The resonator in the waved tube plays an important role in the communication system.
   振荡管中的共振器在通信系统中起着重要作用。