单项选择题
A.M=74.49kN·m,V=49.75kN B.M=35.98kN·m,V=145.87kN C.M=35.98kN·m,V=74.49kN D.M=35.98kN·m,V=152.13kN
A.98.4kN B.101kN C.134.2kN D.147.8kN
A.171.3 B.180.6 C.205.9 D.151.4