• 2022-07-01
    写出下图问题在极坐标系中上侧斜边界的应力边界条件[img=344x189]1803b387ae1e8c7.jpg[/img]
    A: [img=217x81]1803b387b864c16.jpg[/img]
    B: [img=300x134]1803b387c15b515.jpg[/img]
    C: [img=126x108]1803b387cb304cf.jpg[/img]
    D: [img=140x108]1803b387d76ac67.jpg[/img]