论文中首先建立了系统的数学模型，分析了系统动态特性，并通过实验方法辨识了系统数学模型主要模块的频响特征，作为建模过程验证以及控制算法设计依据。
In this paper, the module of this system is established, the system's dynamics is studied, and the frequency response of the key blocks in the system module is tested through experiment methods.
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。
By using inverse matrix of frequency response function in this paper, the spectrum of dynamic forces acting on the set has been identified.
本文提出了用任意时限脉冲作激励源的一种动态校准方法，用于校准动压传感器的频响特性。
In this paper, a dynamic calibration method using a finite duration impulse excitation source is presented, which can be used to calibrate the frequency response of high-pressure transducers (HPT).
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