发布时间:2025-02-04 02:36:58
【答案】:A
吊杆、龙骨的尺寸与间距应符合下列规定:①不上人吊顶的吊杆应采用不小于直径6mm的钢筋、M6全牙吊杆或直径不小于2mm的镀锌低碳退火钢丝;②上人吊顶的吊杆应采用不小于直径8mm的钢筋或M8全牙吊杆。
家里客厅墙上抹的是克洛斯威的硅藻泥涂料刚刚有小孩子在上面留下手印我应该怎么样处理一下呢
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