phase-tuned tube

例句：

1. 1. The phase-tuned tube is used to adjust the frequency of light.
   调谐管用于调整光的频率。
2. 2.The phase-tuned tube was developed by a team of engineers.
   调谐管是由一支工程师团队开发的。
3. 3.The phase-tuned tube is crucial for maintaining the stability of the system.
   调谐管对于保持系统的稳定性至关重要。