• 2022-05-27
    过直线AB作平面(用三角形表示),使之平行于已知直线CD,请选择正确的答案。[img=1139x695]180358f3c810501.jpg[/img]
    A: [img=1137x687]180358f3d76ef5e.jpg[/img]
    B: [img=1139x691]180358f3e7414e8.jpg[/img]
    C: [img=1139x691]180358f3f8e5aec.jpg[/img]
    D: [img=1139x691]180358f40ac4558.jpg[/img]
  • 举一反三