载荷识别与系统参数辨识、动力特性修改等都属于振动的反问题。

Loading identification, like the system parameter identification and dynamic characteristics modification, is an inverse problem of structural vibration.

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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。

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.

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采用动力学方法进行结构损伤诊断和参数识别时，结构的边界条件对其动力性能有较大的影响。

The dynamic behavior of a structure is greatly influenced by its boundary conditions, if dynamic method is applied to structural damage identification and parameter identification.

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