车辆整备状态车体垂弯频率优化方法研究
Optimal design of modal frequencies for railway vehicle car-bodies
轨道车辆 / 整备状态 / 垂弯频率 / 灵敏度分析 / 弹性吊挂 {{custom_keyword}} /
railway vehicle / severing condition / bending modal frequency / sensitivity analysis / flexible suspension parameter {{custom_keyword}} /
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