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。
The method utilizes an AR model to approach the frequency response of the clutter spectrum "inverted" ideal band-pass filter, and then implements the design of optimal FIR filter.
该方法利用AR模型逼近杂波谱“倒置”理想带通滤波器的频率响应，实现了最优FIR滤波器的设计。
Requirements for the characteristics of frequency response of the noise transducer are put forward so as to analyze the actual spectrum structure of noise.
为了客观地反应噪声信号的频谱结构，对井下噪声换能器的频谱响应特性提出了一定的要求。
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