铁路车轮的周期性非圆化将引起车辆-轨道耦合系统一系列动力响应的变化，对系统的各个部件都有着危害性的影响。
Periodic non-roundness of railway wheels will cause a series of variety on vehicle-track coupling system dynamic responses, which has a detrimental influence on both track and vehicle components.
如何合理的设计车辆和轨道，抑制车轨耦合振动成为磁浮列车系统研究的热点问题。
How to design the vehicle and guideway feasibly to attenuate the coupling vibration is a hot topic in the maglev train engineering.
针对列车走行的实际情况，将轨道-路基作为参振子结构纳入车辆计算模型，建立了车辆-路基系统的垂向耦合动力分析模型。
In connection with the train running, the track subgrade being regarded as a part of the vibration structure of vehicle model, a vehicle subgrade model of vertical coupled system has been established.
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