logarithmic attenuator

例句：

1. 1.The logarithmic attenuator in the circuit is critical to maintaining stability.
   电路中的对数衰减器对于保持稳定性至关重要。
2. 2. The engineer used a logarithmic attenuator to reduce noise from the signal.
   工程师使用对数衰减器来减少信号的噪声。
3. 3.The logarithmic attenuator was designed to filter out unwanted frequencies.
   对数衰减器被设计用来过滤掉不需要的频率。