边波束 meaning in English
side beam
Examples
- Noise and interference are inevitable in radar channel . they enter the received system through side or main beams , and reduce the system ’ s receiving signal - to - noise ratio ( snr )
在雷达信道中,不可避免地存在着噪声和干扰,它们通过天线方向图的边波束或主波束进入接收系统,从而降低系统的接收信噪比。