relay interlocking tower

例句：

1. 1.The relay interlocking tower is used to transmit signals from one station to another.
   接力式互锁塔用于从一个站点传输信号到另一个站点。
2. 2. The relay interlocking tower ensures that the transmission line remains open during maintenance.
   接力式互锁塔确保在维护期间传输线路保持开放。
3. 3.The relay interlocking tower is a critical component of the communication system, ensuring reliable communication between stations.
   接力式互锁塔是通信系统的关键组件，确保各站之间的可靠通信。