组合梁结构
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built-up beam construction
以上为机器翻译结果，长、整句建议使用 人工翻译 。
It has been given to general stiffness matrix and general mass matrix of the built-up construction of the board and beam by analyzing unit stiffness matrix of the board and beam in this article.
通过板及梁的单元刚度矩阵分析，得出板梁组合结构的总刚度矩阵和总质量矩阵。
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