four-effect evaporator

例句：

1. 1.The four-effect evaporator is an essential part of the cooling system.
   四效蒸发器是冷却系统不可或缺的一部分。
2. 2.The four-effect evaporator has been designed to improve energy efficiency.
   四效蒸发器的设计旨在提高能源效率。
3. 3.The four-effect evaporator is used to remove waste heat from industrial processes.
   四效蒸发器用于从工业过程中移除废热。