轨道连接螺栓松动，造成轨道位移，也会引起倒塔。
Rail connection bolts loose, resulting in track displacement, will also cause the tower.
荷载频率越高，板式轨道的竖直位移越小。
Basedes, the higer the load frequency, the smaller the vertical displacement of slab track is.
轨道结构与桥梁共同作用的力学计算模型是解决轨道纵向位移阻力与梁轨相对位移相互作用计算问题的关键。
The key is that to resolve the interaction between bridge and track, that the mechanics model of this interaction, as well as rail longitudinal resistance to displacement between rail and beam.
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