• 2022-05-27
    由曲面[img=118x26]18038a0601ee0f1.png[/img]及[img=88x26]18038a060a498cf.png[/img]所围立体的体积是
    A: [img=11x14]18038a06122c9d5.png[/img]
    B: [img=22x43]18038a061b2acde.png[/img]
    C: [img=22x43]18038a062352616.png[/img]
    D: [img=20x18]18038a062c05471.png[/img]
    E: [img=22x43]18038a0634af31e.png[/img]