2200钢筋砖过梁的钢筋间距不宜大于:()A.60mmB.100mmC.120mmD.150mm6852

钢筋砖过梁的钢筋间距不宜大于:() A.60mm B.100mm C.120mm D.150mm 请帮忙给出正确答案和分析,谢谢!

答案解析