发布时间:2025-02-02 10:08:18
看是什么样的吊顶了,一般设计都是30公斤每平方的吊顶荷载,计算的时候,梁的挠度不得小于1:240。吊顶的方式为有挂钩卡在檩条的下翼部分;也可以采用焊接。焊在檩条的下翼。
橱柜人造石英石表面一半光滑一半不光滑能让专业石材台面师傅给抛光吗
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