A.剪力为零,弯矩不为零
B.剪力不为零,弯矩为零
C.剪力和弯矩均为零
D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.剪力为零,弯矩不为零B.剪力不为零,弯矩为零C.剪力和弯矩均为零D.剪力和弯矩均不为零
[单选题]A.玻璃体积血B.玻璃体混淆C.脉络膜脱离D.视网膜脱离E.眼内异物
[单选题]A.主动脉增宽B.主动脉壁内膜增厚C.夹层动脉瘤D.假性动脉瘤E.真性动脉瘤