refrigerating machine factory

例句：

1. 1.The refrigerator is very efficient at keeping food fresh.
   冰箱在保持食物新鲜方面非常高效。
2. 2.The refrigerating machine factory produces the essential components for the refrigerator.
   制冷机器工厂生产冰箱所必需的基本组件。
3. 3.The air conditioner in this room is not working properly, so I'm going to buy a new one.
   这个房间的空调不工作正常，所以我打算买一个新的。