friction heating

例句：

1. 1. Friction heating is amethod of generating heat by rubbing twosurfaces together.
   摩擦加热是通过将两个表面相互摩擦来产生热量的方法。
2. 2. In theprocess of friction heating, the material undergoes a phase change.
   在摩擦加热的过程中，材料会发生相变。
3. 3. Thefriction heating process is usedin many industrial applications to improveefficiency.
   摩擦加热过程被广泛应用于许多工业应用中，以提高效率。