radio-frequency coupling ring

例句：

1. 1. The radio-frequency couplingring is used to connect the antennaand the receiver.
   射频耦合环用于连接天线和接收器。
2. 2. The radio-frequency couplingring is a crucial component in the communicationsystem.
   射频耦合环是通信系统中的关键组件。
3. 3.The radio-frequency coupling ring can beused to improve the signal strength of thewireless network.
   射频耦合环可以用于提高无线网络的信号强度。