实际辙叉心, 辙叉实际尖端

theoretical nose of crossing swing nose crossing date of actual use investigation of actual output actual flow of resources coefficient of crossing over lead of crossing crossing of blades crossing of dislocations crossing of lines optimum crossing of trains angle of the crossing fear of crossing street crossing of dislocation center from of crossing crossing of threads crossing of river crossing of the rolls crossing of warp threads point of crossing angle of crossing