• 2022-05-28
    8、根据圆锥被截切后的正面投影和水平投影,选择正确的侧面投影。[img=105x226]1802e9a7afc7bca.jpg[/img]
    A: [img=112x226]1802e9a7bba409b.jpg[/img]
    B: [img=107x226]1802e9a7c6b8078.jpg[/img]
    C: [img=104x226]1802e9a7d29fae6.jpg[/img]
    D: [img=106x226]1802e9a7dda3dcf.jpg[/img]