The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.
应用特征方程反问题的直接方法对舵面-液压伺服机构连接刚度参数进行了辨识。
The calculation methods about damage story stiffness and the residue story strength of damage structure are presented by the method of parameter identification.
提出基于参数识别方法的损伤结构层间刚度及剩余强度计算方法；
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