ferrite attenuator

例句：

1. 1. The engineer used a ferrite attenuator to reduce the noise level in the audio signal.
   工程师使用了一个铁氧体衰减器来降低音频信号中的噪声水平。
2. 2.The ferrite attenuator was designed to improve the signal-to-noise ratio of the communication system.
   这个铁氧体衰减器被设计用来提高通信系统的信噪比。
3. 3. The ferrite attenuator was crucial for maintaining the stability of the electronic circuits during the testing process.
   在测试过程中，铁氧体衰减器对于保持电子电路的稳定性至关重要。