A.30mm至400mm
B.50mm至350mm
C.60mm至340mm
D.70mm至300mm
A.30mm至400mm
B.50mm至350mm
C.60mm至340mm
D.70mm至300mm
A.弯曲破坏
B.剪切破坏
C.压缩破坏
D.扭转破坏
A.增加构件的重量
B.提高施工难度
C.防止发生少筋破坏
D.增加构件的造价
A.0.1%
B.0.2%
C.0.3%
D.0.4%
A.0.2%
B.0.6%
C.0.4%
D.0.8%
A.0.1%
B.0.2%
C.0.3%
D.0.4%
A.剪力和跨距的比值
B.构件长度和宽度的比值
C.构件跨距和截面高度的比值
D.构件跨度和载荷的比值
A.16mm
B.12mm
C.20mm
D.25mm
A.构件的有效高度
B.构件的受剪承载力
C.构件的腹板宽度
D.构件的弯矩