• 2022-07-24
    根据给定的立体图,选择其正确的三视图。[img=200x182]1803d21fc6f332a.png[/img] 主视投射方向
    A: [img=270x223]1803d21fd2c0a31.png[/img]
    B: [img=285x273]1803d21fddd3f87.png[/img]
    C: [img=270x223]1803d21fea88b0b.jpg[/img]
    D: [img=270x223]1803d21ff4f72af.png[/img]