drum-type heat exchanger

例句：

1. 1. The drum-type heat exchanger is designed to improve the efficiency of the cooling system.
   鼓型换热器设计用于提高冷却系统的效率。
2. 2. The drum-type heat exchanger is widely used in industrial processes.
   鼓型换热器在工业过程中被广泛使用。
3. 3. The drum-type heat exchanger is an effective way to reduce energy consumption in heating and cooling systems.
   鼓型换热器是一种有效的方式来减少加热和冷却系统中的能源消耗。