宿舍楼屋顶楼梯间⑦轴梁在B轴-C轴段箍筋间距为()

宿舍楼屋顶楼梯间⑦轴梁在B轴-C轴段箍筋间距为()

A.100mm

B.200mm

C.100mm/200mm

D.均不对

正确答案:100mm

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