发布时间:2025-02-03 00:31:58
开洞大小不能大于梁截面的40%,开洞位置在大于跨中三分之一处为宜,从你截图看出,开一个洞可以,开两个就不太合适,洞尽量避开纵筋位置,居中部开洞
我家厕所由于潮湿墙体下半截四周都黑了但我想等孩子大了才装修现在我能用什么简单的办法弄干净
2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58十大质量好的帐篷品牌排行户外帐篷品牌十大排名_户外帐篷哪个牌子的质量好一些
2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58 2025-02-03 00:31:58