• 2022-07-01
    写出下图问题在极坐标系中下侧斜边界的应力边界条件[img=345x198]1803b387ab34001.jpg[/img]
    A: [img=217x81]1803b387b5f574d.jpg[/img]
    B: [img=291x81]1803b387c190132.jpg[/img]
    C: [img=114x84]1803b387cbc6385.jpg[/img]
    D: [img=119x84]1803b387d5d40a4.jpg[/img]