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。
Computation of vibration frequency is carried out and seismic response is analyzed by use of response-spectrum method and time history method.
对各种模型进行了振动频率计算，并应用反应谱法和时程分析法计算了其地震反应。
By using inverse matrix of frequency response function in this paper, the spectrum of dynamic forces acting on the set has been identified.
本文采用频响函数矩阵求逆法，辨识了立式机组动态力的幅值谱。
The influences of wall on the frequency response of the bubble and the turbulent intensity of the bubble motion have been analyzed through frequency spectrum analysis method.
通过频谱分析，考察了壁面的存在对空泡频率响应特性和湍强度等方面的影响，并与壁面对固体颗粒运动的影响进行了比较。
The frequency response characteristic of the tested system can be easily obtained just by giving a chaotic input and analyzing the spectrum of the output.
该方法仅需将混沌信号作为激励信号作用于被侧系统，通过计算系统偷出信号的频谱，便可获得被浏系统的颇率回应特性。
The characteristics of frequency-spectrum structure and response of ground soils, including soft soils and the frequency of ground micro-tremor, were investigated.
据此研究了地脉动频谱结构特征及场地土(包括软土)对地脉动的频率响应的特性。
The testing results show that the vibration control system can accurately compensate the frequency response of the shaker system so that any output with desired spectrum can be achieved.
试验结果表明，依照文中所给出的方法构成的振动控制系统，可以精确地补偿激振系统本身的频响特性影响，从而能够使激振器或振动台输出具有任意目标频率特性的波形。
The testing results show that the vibration control system can accurately compensate the frequency response of the shaker system so that any output with desired spectrum can be achieved.
试验结果表明，依照文中所给出的方法构成的振动控制系统，可以精确地补偿激振系统本身的频响特性影响，从而能够使激振器或振动台输出具有任意目标频率特性的波形。
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