A modal value analysis method is presented to obtain a reduced-order dynamic model with modal coordinates for structures with small damping or without damping.
针对小阻尼和无阻尼结构，提出了一种模态价值分析方法，用于在模态坐标下的动力学模型降阶问题。
The characteristics of the eigen value problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
The characteristics of the eigen value problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
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