branched cage antenna

例句：

1. 1. The new satellite's antenna is designed to be easily removable and replaceable.
   新卫星的天线设计为易于拆卸和更换。
2. 2. The antenna was used to transmit signals from the base station to the receiver.
   天线用于将信号从基站传输到接收器。
3. 3. The antenna was modified to improve its performance in a specific frequency range.
   天线被修改以改善其在特定频率范围内的性能。