发布时间:2025-01-28 00:12:27
用膨胀螺丝2个,一边一个,打入墙里,留出螺丝纹,把门牌钻孔2个一边一个,上到需要放门牌的地方,拧紧螺丝。这样又结实,又耐用。
家里装修用cpvc给水管与ppr给水管哪种好 lt是cpvc不是pvcgt
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