floating-head type heat exchanger

例句：

1. 1.The new model of the heating system is a floating-head type heat exchanger.
   新型供热系统的模型是浮顶式换热器。
2. 2.In this process, the heat exchanger plays a crucial role in maintaining the temperature balance.
   在这一过程中，热交换器在保持温度平衡方面起着至关重要的作用。
3. 3.The design of the floating-head type heat exchanger has been optimized to improve efficiency.
   浮顶式换热器的设计已经优化以提高效率。