在引导孔内放置椎弓根螺钉(直径3.5 mm)，随即解剖并分离椎骨，此时就可以直观的观察到螺钉的轨线。
Pedicle screws (3.5 mm diameter) were placed in the pilot holes. The spines were then dissected to separate the vertebrae, and the trajectory of the screws was visually inspected.
乐高迷宫弹珠迷宫将倾斜的平台，玩家必须走动才能引导大理石结束的迷宫，避免孔的方式。
The Lego Labyrinth marble maze will feature a tilting platform that players must move around in order to guide a marble to the end of the maze, avoiding holes on the way.
你在迷宫中的任务是引导出一个木制迷宫中一球，没有它飘落下来的任何孔。
Your mission in labyrinth is to guide a ball out of a wooden labyrinth without it falling down any of the holes.
应用推荐