发布时间:2025-01-27 22:45:20
用啊,你说的是室内还是室外呢?角钢的话,做外墙的干挂和招牌用得比较多,室内做屏风,玻璃隔墙都用到方钢管。
中华人民共和国城乡规划法第四十条我家住顶楼外面有块晒台我把南卧室的窗户拆啦向外扩进来4平方米算违规
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