• 2022-05-29
    已知平面应力状态下某点处的两个方向面上的应力如图11-6a所示。试求该点处的三个主应力大小。[img=330x269]1803c0be5e65878.png[/img]
    A: 114.72MPa, 25.28MPa,0
    B: 25.28MPa,0,-114.72MPa
    C: 114.72MPa, 0, -25.28MPa
    D: 0, -25.28MPa, -114.72MPa