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通过应用车辆动力学有限元集成模型,以轨道垂向不平顺作为研究对象,分析了轨道垂向不平顺激励频率对侧架疲劳寿命的影响。
Through the application of vehicle dynamics finite element integrated model, taking the track vertical irregularity as the research object, the influence of vertical track irregular excitation frequency on the fatigue life of the side frame is analyzed.