30°元宝钢筋长度计算,其斜边增加值按梁高(板厚)乘系数( )。A.0.4B.0.414C.0.73

30°元宝钢筋长度计算,其斜边增加值按梁高(板厚)乘系数( )。A.0.4B.0.414C.0.73D.0.58

查看答案