heat-exchanger rig

例句：

1. 1. The engineer designed a new heat exchanger rig for the factory's heating system.
   工程师为工厂的供暖系统设计了一个新的热交换器装置。
2. 2.The heat exchanger rig was crucial in maintaining the stable operation of the industrial process.
   热交换器装置在保持工业过程稳定运行中至关重要。
3. 3. The engineer installed the heat exchanger rig and tested it to ensure it worked properly.
   工程师安装热交换器装置并进行测试，以确保其正常工作。