轨道稳定性是指轨道在高速运营条件下保持高平顺性与均衡弹性、维持部件有效性与完善性的能力,其内涵是少维修或免维修。如果轨道的稳定性难以保证,就必须进行必要的维修。维修的不利影响包括两个方面:一是干扰正常运输秩序,构成新的安全隐患;二是作为网络化、高密度的高速铁路 Track stability refers to the track in the high-speed operation to maintain high ride comfort and balance the flexibility to maintain the effectiveness of components and improve the ability of the connotation of less maintenance or maintenance-free. If the stability of the track is hard to guarantee, the necessary repairs must be made. The adverse effects of maintenance include two aspects: one is to disturb normal transport order and constitute a new security risk; the other is as a networked, high-density high-speed railway