finned type heat exchanger

例句：

1. 1. The new design of the fins-type heat exchanger has greatly improvedits efficiency.
   这种带鳍的热交换器的新设计大大提高了其效率。
2. 2. Inorder to reduce energy consumption, we needto replace our old fins-typeheat exchanger with a more efficient one.
   为了减少能源消耗，我们需要用更高效的设备替换我们的旧带鳍热交换器。
3. 3. The fins-type heatexchanger is widely used in industries suchas chemical and metallurgy.
   带鳍的热交换器在化学和冶金等行业中得到了广泛应用。