Meanwhile, a result on the existence of optimal solution of the parameter identification problem is given.

论证了系统正问题解关于待识别参数的连续依赖性与参数识别问题最优解的存在性。

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To make the model describe oscillation observed in experiment better, parameter identification problem is introduced to solve the uncertain parameters.

为使修改后的模型能描述实验中的数据，建立了参数辨识问题。

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

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。

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