通过测量车辆的振动加速度响应信号获取路面谱的方法具有很好的实用性。
The method of getting road response spectrum by measuring vehicle vibration acceleration response signals is practicable.
传统的卫星振动测试由于采用加速度谱包络的方式获取振动台控制谱，导致了“过试验”的发生。
The over-testing problem is mainly caused by the traditional method in which the acceleration spectrum was enveloped and used as the control spectrum of the vibration table.
结果表明：随着车速的增加，座椅和地板振动加速度功率谱的幅值有所增加；
The result shows that the vertical accelerations of seat and floor increase with the increase in speed;
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