• 2022-06-06
    圆柱和圆球相贯后的投影,正确的是:
    A: [img=381x310]1803d0e01a8f537.png[/img]
    B: [img=371x315]1803d0e02648b52.png[/img]
    C: [img=365x312]1803d0e030a57de.png[/img]
    D: [img=371x305]1803d0e03c199d8.png[/img]