• 2022-06-19
    由曲面[img=197x27]180322b45a3f232.png[/img]所围立体的体积[img=11x19]180322b462a442e.png[/img]
    A: [img=66x43]180322b46bb1ceb.png[/img]
    B: [img=66x43]180322b47429a6c.png[/img]
    C: [img=55x19]180322b47d020d5.png[/img]
    D: [img=73x43]180322b48526719.png[/img]
    E: [img=73x43]180322b48d4a49c.png[/img]
    F: [img=66x43]180322b4960e869.png[/img]
    G: [img=62x22]180322b49e5db25.png[/img]
    H: [img=73x43]180322b4a7524c7.png[/img]
  • 举一反三