chain radar system

例句：

1. 1. The chain radar system is designed to detect and track enemy aircraft in real-time.
   链式雷达系统设计用于实时探测和跟踪敌机。
2. 2.The military has deployed a new chain radar system to improve its surveillance capabilities.
   军方部署了一种新型链式雷达系统，以提高其监视能力。
3. 3. The chain radar system was used to monitor the airspace around the city during the recent terrorist attack.
   在最近的恐怖袭击事件中，链式雷达系统被用来监测城市周围的空域。