delay line

例句：

1. 1. The delay line is used to measure the time it takes for signals to travel through a medium.
   延迟线用于测量信号通过介质所需的时间。
2. 2. In radio engineering, the delay line is crucial for achieving precise timing between transmitters and receivers.
   在无线电工程中，延迟线对于实现发射机和接收机之间的精确定时至关重要。
3. 3. The delay line was designed to improve the stability of the communication system.
   延迟线被设计用来提高通信系统的稳定性。