A modalvalue 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。
2
The conclusion has great theoretical value in researching the generation and development of modal particles in the literature language.
其结论对于研究文献语言语气词的生成和演变具有理论价值。
3
The characteristics of the eigen value problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.