发布时间:2025-01-29 14:13:59
无霜冰箱是不用清理的,里面有自动化霜电路,冰箱的壁上是不会有霜的,冷风是吹出来的,但电会比有霜的费点。
家里安暖气用的是ppr的管来了暖气后有一根热水管变形是怎么回事
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