Modal analysis is a significant method in structure dynamic design and equipment fault diagnosis. 模态分析是结构动态设计及设备故障诊断的重要方法。
The characteristics of the eigenvalue 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。