• 2022-05-31
    按应力求解等截面实心直杆的扭转问题,归结为求解一个扭转应力函数[img=54x25]1802f30cb3b9457.png[/img],它应满足哪些条件?( )
    A: [img=100x37]1802f30cbec8d44.png[/img]
    B: [img=155x33]1802f30ccae180c.png[/img]
    C: [img=84x36]1802f30cd636327.png[/img]
    D: [img=186x51]1802f30ce1b2e81.png[/img]
  • 举一反三