When the stator frame and stator core are taking as a whole vibration system, its characteristic of free vibration can be calculated.
将机座和铁芯作为整体振荡系统，计算其自振特性。
A new method of estimating characteristic parameters for continuous spectrum of response signal of damped free vibration is presented in this paper.
针对自由衰减振动信号的连续谱，提出了一种估计特征参数的方法。
The free vibration characteristic of bridge structure is the important parameter for the dynamic and seismic analysis of structure.
桥梁结构的自振特性是结构动力分析和抗震分析的重要参数。
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