• 2022-06-26
    由曲线[img=74x29]18034a52134df7d.png[/img][img=95x29]18034a521b29b4d.png[/img]与x轴围成的平面图形绕x轴旋转而成的旋转体的体积为
    A: [img=9x43]18034a522312dee.png[/img]
    B: [img=20x43]18034a522b3e13c.png[/img]
    C: [img=27x46]18034a52335f7c1.png[/img]
    D: [img=20x43]18034a523bcc36f.png[/img]
  • 举一反三