A.M/4
B.M/2
C.3M/4
D.3M/2
[单选题]图23所示梁截面a处的弯矩是( )。图23A.PlB.Pl/2C.2PlD.Pl/4
[单选题]图3-2-18所示多跨梁C截面的弯矩为( )。图3-2-18A.M/4B.M/2C.3M/4D.3M/2
[单选题]图6-4-61所示多跨梁截面C的弯矩为( )。图6-4-61A.M/2(上面受拉)B.M/2(下面受拉)C.3M/4(上面受拉)D.3M/4(下面受
[单选题]图3-2-6所示梁截面C右截面的弯矩为( )。图3-2-6A.M/3B.M/2C.3M/4D.3M/2
[单选题]图5-2-11所示梁截面C右截面的弯矩为( )。图5-2-11A.M/3B.M/2C.3M/4D.3M/2
[单选题]图6-2-7所示梁截面C右截面的弯矩为( )。[2007年真题]图6-2-7A.M/3B.M/2C.3M/4D.3M/2
[单选题]图示多跨梁C截面的弯矩为( )。A.M/4B.M/2C.3M/4D.3M/2
[单选题]图69所示多跨静定梁B点弯矩为( )。图69A.-40kN·mB.-50kN·mC.-60kN·mD.-90kN·m
[单选题]图6-2-16所示刚架中截面D的弯矩为( )。图6-2-16A.Fpl/8,左边受拉B.0C.Fpl/8,右边受拉D.Fpl/4,右边受拉
[单选题]图3所示简支梁结构,其截面最大弯矩值为( )。图3A.PlB.PlC.PlD.Pl