应用轮轨系统动力学的频域分析方法，研究了轨道刚度对轨道动力特性的影响规律。
The effects of track stiffness on track dynamic characteristics were investigated by the wheel-rail system dynamic analysis in frequency domain.
不同的车轮踏面形状与同一钢轨匹配时具有不同的轮轨接触几何关系，影响车辆的动力学性能。
The wheel-rail contact geometry relationship is different when different wheel tread shape matches the same rail, which will influence the dynamic performance of the vehicle.
轮轨力测量是车辆动力学理论与实践的重要环节，测力轮对是测量轮轨力最直接最准确的方法。
Based on the analysis of the dynamic response of the rail to the train loads, the expression of wheel-rail force is derived using two systems mass model.
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