method_of_modal_perturbation_有道手机词典

1.Based on modal perturbation method, a new approach is developed for solving the random seismic response of horizontal layered soil.
基于模态摄动方法，提出了层状土层随机地震反应的近似分析方法。
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2.The modal superposition method is often used for computing the Perturbation of eigenvectors in the modification for structural and correCtion for model.
模态展开法是计算特征向量摄动量的常用方法之一，但当高阶模态被截断时。
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3.The direct modal perturbation based on selecting point by number-theoretic method is proposed to find the random response of un-damping linear random structures.
针对于多自由度线性复合随机结构的随机自振特性分析，提出了基于数论选点的直接模态摄动法。
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