For structural damage identification, it was described that the multi-scale dynamic equation can support more information of structural parameter variety than normal single dynamic equation.

面向结构损伤识别，描述了多尺度动力方程能获得更丰富的结构参数变化信息。

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Therefore, the identification of the worst failure mode and the establishing of the corresponding performance equation are critical problems of the reliability analysis of fuzzy structural systems.

因此，最危险失效模式的识别及对应极限状态方程的建立是模糊结构系统可靠性分析的关键问题。

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Applying wavelet transform, differential equation of multi-scale structural dynamic was obtained and the parameter recognition of damage identification was analyzed in structural dynamic system.

应用小波变换，推导了多尺度结构动力方程来分析结构动力系统中的损伤识别。

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