hot gas defrosting

例句：

1. 1. The carwas defrosted with hot gas toremove the frost on the windows.
   这辆车用热气体除霜来清除车窗上的霜。
2. 2. The farmer used hot gas defrosting to thaw the frozen soil inhis fields.
   农民使用热气体除霜来解冻他的田地里的土壤。
3. 3. During the winter, the hot gas defrosting systemis essential for maintaining indoor temperature.
   在冬天，热气体除霜系统对于保持室内温度至关重要。