• 2022-07-28
    图示结构中,CA 杆C 截面的弯矩和CB 杆C 截面的剪力为:[img=354x285]18035f0bab82437.jpg[/img]
    A: [img=206x45]18035f0bb6d0893.jpg[/img]
    B: [img=235x42]18035f0bc212e4c.jpg[/img]
    C: [img=222x42]18035f0bcde7eb3.jpg[/img]
    D: [img=302x44]18035f0bd8a94a2.jpg[/img]