... Degrees of Freedom 自由度 Deterministic Vibration 确定性振动(与随机振动相对) Displacement 位移 ...
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A frequency spectral analysis was performed and a simulated deterministic expression of train loading was obtained by analysing the vibration of the carriage system.
根据轨道加速度测试数据和分析车辆体系的振动，得到了列车荷载的模拟数定表达式。
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