A.0个
B.1个
C.2个
D.3个
A.0个
B.1个
C.2个
D.3个
A.力法
B.位移法
C.力矩分配法
D.图乘法
A.力法
B.位移法
C.混合法
D.形变法
A.0
B.1
C.2
D.3
A. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563396033918.jpeg">
B. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563396085170.jpeg">
C. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/170556339615615.jpeg">
D. <img src="https://cg-service.oss-cn-shanghai.aliyuncs.com/20240118/1705563396220416.jpeg">
A.2根
B.3根
C.4根
D.5根
A.20kN
B.30kN
C.40kN
D.50kN
A.1
B.2
C.3
D.4
A.MB=17kN·m
B.MB=18kN·m
C.MB=21kN·m
D.MB=25kN·m