capacity attenuator

例句：

1. 1. The deviceis designed to measure the electrical capacity of a circuit.
   该设备旨在测量电路的电容量。
2. 2.The engineer used a capacity attenuator to reduce the noise in the signal.
   工程师使用了一个容量衰减器来降低信号中的噪声。
3. 3. The capacity attenuator was used to extend the lifespan of the transmission line.
   容量衰减器被用来延长传输线路的使用寿命。