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.
最后利用基于加速度响应的ITD法识别结构的模态参数：频率和振型等。
At last, ITD method based on free acceleration response is used to identify mode parameters, frequencies and modal.
给出了最大动压、一二级分离前和分离后三种工况下卫星结构的加速度响应历程。
The acceleration time response graphs at desired positions were presented under three load conditions: the maximum dynamic pressure, before separation, after separation.
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