A.M=6.31kN·m;V=18.31kN B.M=6.31kN·m;V=21.02kN C.M=7.51kN·m;V=21.02kN D.M=9.51kN·m;V=26.5kN
A.5.4 B.6.0 C.6.1 D.6.7
A.365 B.450 C.495 D.550