With the continuous rise of train operation speed, railway transportation rendered higher demand for TDCS.
随着我国列车运行速度的不断提高，铁路运输对行车调度指挥系统提出更高的要求。
This paper sets up a dynamic analysis model of subway vehicle-elastic fastener and analyzes the influence of fastener stiffness, train operation speed on the wheel-track force.
为分析弹性钢轨扣件轨道的轮轨作用力，通过建立地铁车辆弹性扣件动力分析模型，分析了扣件刚度、列车运行速度等对轮轨作用力的影响。
An important reason passenger and goods left the railway and used other ways are the operation of the railway train is low in speed.
旅客、货物离开铁路而改用其他方式运输的一个重要原因，就是铁路列车的运行速度低。
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