thermal oiler

例句：

1. 1. The thermal oiler is used to heat the water in the pipeline.
   热油器用于加热管道中的水。
2. 2. The thermal oiler was designed to improve the efficiency of the heating system.
   热油器的设计目的是为了提高供热系统的效率。
3. 3. The thermal oiler is a crucial component in the industrial process.
   热油器是工业过程中一个至关重要的组成部分。