设计了一种宽波束、宽带宽的右旋圆极化卫星天线。

A satellite antenna characterized by wide-beam, wide-bandwidth and microwave right-hand-circular polarization was designed.

youdao

设计了一种宽波束、宽带宽的右旋圆极化卫星天线。

A satellite antenna characterized by wide-beam, wide-bandwidth and microwave right-hand-circular polarization was designed.

youdao