pipeline heater

例句：

1. 1.The pipeline heater is designed to heat the water flowing through the pipeline.
   管道加热器设计用来加热流经管道的水。
2. 2.The pipeline heater is an essential tool for maintaining the temperature of a large industrial process.
   管道加热器是维持大型工业过程温度的必备工具。
3. 3. The pipeline heater is used to prevent the pipes from freezing in cold weather.
   管道加热器用于防止管道在寒冷天气中结冰。