We can get frequency response, power spectrum density (PSD), modal coordinates, etc. by modal analysis module of ADAMS.
利用ADAMS做模态分析，可以求得频率响应、功率谱密度(PSD)、模态坐标等信息。
With its attacking traffic pattern, obvious difference was found between the power spectrum density (PSD) of legitimate and attack traffic samples.
分析发现，合法流量和包含攻击包流量采样在功率谱密度上存在显著差异。
The track spectra of Qinhuandao-Shenyang(QS) passenger railway line and German railways were compared in terms of power spectrum density(PSD), amplitude of time domain samples and dynamic performance.
从轨道谱的功率谱密度、时间样本幅值及对动力学性能影响的角度，对比了秦沈线轨道谱和德国轨道谱。
As a result, some parameters of the key points have been got including the power spectrum density (PSD), the response variance, the gust response factor for load and displacement.
生成了若干关键点的功率谱密度(PSD)和响应的均方值，以及荷载风振系数、位移风振系数。
The power spectrum density (PSD) function is important in gust load flight experiment data analysis.
功率谱密度（PSD）函数在阵风载荷飞行试验数据分析中占有重要的地位。
In the end the proposed method is used to detect early bearing faults in one helicopter gearbox and the results demonstrate that it is superior to power spectrum density (PSD) and demodulation an.
最后在某型直升机齿轮箱轴承故障的早期检测中进行了实验验证。
In the end the proposed method is used to detect early bearing faults in one helicopter gearbox and the results demonstrate that it is superior to power spectrum density (PSD) and demodulation an.
最后在某型直升机齿轮箱轴承故障的早期检测中进行了实验验证。
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