signal frequency multiplier

例句：

1. 1. The signalfrequency multiplier is used to amplify the weak signals from the remote sensors.
   信号频率倍增器用于放大来自远程传感器的微弱信号。
2. 2. The engineerdesigned the signal frequency multiplier to improve the accuracyof the measurement system.
   工程师设计了信号频率倍增器，以提高测量系统的精度。
3. 3.The signal frequency multiplier was crucialin enabling the communication system to operate effectively.
   信号频率倍增器在使通信系统有效运行中起着至关重要的作用。