radiation section

例句：

1. 1. The new model car has a more sophisticated radiation section than its predecessor.
   新款汽车的辐射部分比前一代更加先进。
2. 2.The radiation section of the satellite is designed to detect and track objects in space.
   卫星的辐射部分设计用来探测和跟踪太空中的物体。
3. 3. The radiation section of the machine was modified to improve its efficiency.
   机器的辐射部分被修改以提高其效率。