thermal stretching

例句：

1. 1.The thermal power station is located in the mountainous area.
   热电厂位于山区。
2. 2. The thermal energy can be converted into electrical energy through a heat pump.
   热能可以通过热泵转换为电能。
3. 3. The thermal conductivity of materials plays an important role in heat transfer.
   材料的热导率在热传递中起着重要作用。