The high-order perturbation method is very useful because it could solve eigenproblems even if the parameter of the damped has a great change.
高阶摄动法能解决阻尼系统参数变化较大时的特征值问题，具有较强的实用性。
A new improved algorithm of simultaneous iteration is presented for evaluation of generalized eigenproblems in dynamic analysis of large structures.
本文提出了同时迭代法的一种变型算法，用来求解大型结构动力分析中的广义特征值问题。
A new improved algorithm of simultaneous iteration is presented for evaluation of generalized eigenproblems in dynamic analysis of large structures.
本文提出了同时迭代法的一种变型算法，用来求解大型结构动力分析中的广义特征值问题。
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