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Portable Air Conditioners - Why you shouldn't like them

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单管移动空调用房间里刚刚冷却的空气给冷凝器散热,再把这股气排出窗外。房间必须从别处补进同样多的空气,因而比较设备功率时还得给整间屋子画一条边界。

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air that they just cooled, mind you

You can’t just expel air from a room without it getting replaced somehow

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