subcarrier trap switch

例句：

1. 1.The subcarrier trap switch is used to prevent interference from other signals.
   副载波陷波开关用于防止其他信号的干扰。
2. 2. In the digital communication system, the subcarrier trap switch plays a crucial role in signal processing.
   在数字通信系统中，副载波陷波开关在信号处理中起着关键作用。
3. 3.The subcarrier trap switch is an essential component of the receiver's front-end circuitry.
   副载波陷波开关是接收机前端电路的重要组成部分。