waveguide dispersive line

例句：

1. 1. The waveguideis used to transmit radio waves.
   波导用于传输无线电波。
2. 2. The waveguide isessential for the operation of the communication system.
   波导对于通信系统的运行至关重要。
3. 3. Thewaveguide is designed to minimize reflectionsand improve signal quality.
   波导设计成最小化反射并提高信号质量。