single-furnace boiler

例句：

1. 1. The new single-furnace boiler has significantly improved the efficiency of our factory's heating system.
   新单炉锅炉大大提高了我们工厂供暖系统的效率。
2. 2.The engineers are working on optimizing the design of the single-furnace boiler to reduce energy consumption.
   工程师们正在优化单炉锅炉的设计，以减少能源消耗。
3. 3. Due to its compact size and efficient performance, the single-furnace boiler is widely used in industrial applications.
   由于其紧凑的尺寸和高效的性能，单炉锅炉在工业应用中被广泛使用。