The writer think out that the completely new way to settling the gnaw rail problem is correcting the deflexion of crane frame to the rails and keep the cartwheel runes along the rail central line.

• 本课题提出治理啃轨的新方案是纠正车架相对于轨道的偏斜，力图保证车轮沿着轨道的中心线行走。