heat exchanger

例句：

1. 1. The heatexchanger is responsible for transferring heat from the engine to the air.
   热交换器负责将发动机产生的热量传递给空气。
2. 2.The new heat exchanger has significantly improved the efficiency of the cooling system.
   新的热交换器大大提高了冷却系统的效率。
3. 3.The engineers designed a new type of heat exchanger that can better handle high-temperature processes.
   工程师们设计了一种新型的热交换器，可以更好地处理高温过程。