结合我国钢轨情况，提出了比较合理的车轮踏面外形。
In the light of rail in our country a more appropriate wheel tread has been provided.
采用数值仿真方法研究了不同车轮踏面外形、轮对内侧距、轨底坡和车速对踏面磨耗深度和磨耗分布的影响。
Numerical simulation was used to study the influence of profile shape, vehicle speed, wheel back distance and rail cant on the wear depth and wear distribution of wheel profile.
应用Matlab平台开发了粗糙度算法和数字化锉刀软件，实现了对轨道车辆车轮踏面外形的数字化虚拟打磨。
A virtual file for smoothing digital profile of wheel tread of railway vehicles is created based on MATLAB and specific roughness calculation method.
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