• 2021-04-14
    求直线AB对投影面V、H的倾角,正确的是( ) 4.png/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_png.png
  • (C)

    内容

    • 0

      完成五边形平面 ABCDE 的水平投影,正确的是 ( ) 7.png/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_png.png

    • 1

      B31.pdf B32.pdf B33.pdf B34.pdf B35.pdf/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_default.gif/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_default.gif/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_default.gif/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_default.gif/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_default.gif

    • 2

      如图 所示,判别直线的相对位置,正确的是 3.png/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_png.png

    • 3

      判别交叉两直线 AB 、 CD 上重影点的可见性,正确的是( ) 5.png/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_png.png

    • 4

      请选择正确的剖视图 91.png/js/editor20150812/dialogs/attachment_new/fileTypeImages/icon_png.png