发布时间:2025-01-31 08:56:49
先做水电的话,所有水管和线管必须开槽埋在地下,因为只有这样了,后期在排地暖管才不会把地面提高。要不然的话所有管子都排地上的话,上面在排地暖管的话,层高就有很大的影响。现在所有的商品房的层高都不是很高。所有必须要这样做才没有后顾之忧。
速捷电梯怎样接门禁我们装了门禁控制一层外呼刷卡才能进电梯请问外呼按钮哪2根线接门禁
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