单项选择题
A.Q125 B.HRB400 C.HPB235 D.HRB335
A.28mm B.56mm C.112mm D.140mm
A.抗拉强度不小于400MPa冷轧带肋钢筋 B.抗拉强度不小于400MPa热轧带肋钢筋 C.屈服强度不小于400MPa光圆钢筋 D.屈服强度不小于400MPa热轧带肋钢筋