• 2022-05-27
    由曲面[img=107x30]18031ae499f7dbd.png[/img]与曲面z=[img=119x26]18031ae4a28d643.png[/img]所围立体体积等于( )
    A: [img=11x14]18031ae4aaf4c6e.png[/img]
    B: [img=22x43]18031ae4b2322d3.png[/img]
    C: [img=20x18]18031ae4bac58d5.png[/img]
    D: [img=22x43]18031ae4c2973d5.png[/img]
  • 举一反三