亮剑师傅 发表于 2026-8-7 18:11
40º时,直射太阳面要50º以上了,超过50º空调效能急剧下降,
最好把空调安装在北墙,节省电费20-30%, ...
6753 发表于 2026-8-7 18:12
1年400元电费,600元0.5元/度1200度?太省了
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