• 2022-06-06
    圆柱和圆球相贯后的投影,正确的是:
    A: [img=381x310]18037e3a8745d2b.png[/img]
    B: [img=371x315]18037e3a926d0d0.png[/img]
    C: [img=365x312]18037e3a9f320ef.png[/img]
    D: [img=371x305]18037e3aab2c422.png[/img]