在钢筋混凝土承重墙开门洞可以么?宽80公分高2米3此楼共32层楼,在二层开三个门三层开四个门。跪求大神解� 知乎 Template




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tomski在钢筋混凝土承重墙开门洞可以么?宽80公分高2米3此楼共32层楼,在二层开三个门三层开四个门。跪求大神解� 知乎 coloring