• 2022-06-03
    设[img=13x19]1803c1ee1b8e4ad.png[/img]由曲面[img=127x26]1803c1ee233c858.png[/img]所围且在第一卦限部分,则[img=184x48]1803c1ee2cd1fe6.png[/img]等于
    A: [img=31x43]1803c1ee3562d50.png[/img]
    B: [img=31x43]1803c1ee3e5238b.png[/img]
    C: [img=22x43]1803c1ee47480de.png[/img]
    D: [img=31x43]1803c1ee500b748.png[/img]
    E: [img=31x43]1803c1ee579168c.png[/img]
    F: [img=31x43]1803c1ee5fa4e2e.png[/img]
    G: [img=31x43]1803c1ee678913e.png[/img]
  • 举一反三