模态分析法提供了一种有效的方法。

Modal analysis provides an effective method.

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有限元法与模态分析法是本文的两大理论支柱。

Finite element and modal analysis are the support of theory.

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有限元法与模态分析法是本文的两大理论支柱。

Finite element and modal analysis are the support of theory.

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