因此，为了分析不同线路设计参数对舒适度的影响，应采用车—线耦合动力学模型进行计算仿真。
So in order to analysis the impact of different alignment on the comfort index, we should establish a dynamic model to make a car-guideway coupling emulation.
介绍了俄罗斯铁路货车18 - 578型转向架的改进及线路动力学性能试验。
Described are the improvement and dynamics performance on-track test on 18-578 bogies for Russian railway freight cars.
此外，通过传统的质点方法和行驶动力学，以缓和曲线长度为例对线路设计参数进行了计算。
In addition, calculations through traditional method such as particle means and driving dynamics for line design parameters are also done.
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