采用子结构模态综合算法，结构特征模态采用子空间迭代方法并行求解。
The eigenmode of the structure is solved using subspace iterative parallel method.
采用子结构模态综合和摄动随机有限元相结合求解工程结构的随机特征问题。
In this paper, the component mode synthesis, combined with the perturbation and stochastic finite element, is used to study the random eigen problem of large and complicated structures.
本文从结构阻尼建模、子结构模态综合、摄动分析和结构修改等几个方面进行研究。
On the modeling of structure damping, the character of structure damping is described in this dissertation.
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