BERMAN updating arithmetic makes use of experimental model matrix and eigenvalue to modify the finite element academic model, based on the model orthographical condition of non-damping system.
BERMAN修正方法基于无阻尼系统的模态正交条件，利用实验模态矩阵和特征值对有限元理论模型进行修正。
The arithmetic of quadtree mesh generation was studied in order to solve the problem of the finite element automatic quadrilateral mesh generation for a two dimensional complex region.
针对有限元前置处理中二维复杂域四边形网格自动剖分问题，对四叉树网格剖分算法进行了研究。
From interval arithmetic, an analytical method of interval finite element of uncertain structure is presented by combining interval analysis with the finite element method.
根据区间运算规则，将区间分析与有限元方法相结合，提出了非概率不确定的结构的一种区间有限元分析的方法。
It makes finite element normal consistent rapidly and accurately, and provides necessary precondition for the follow contact arithmetic in numerical simulation techn...
该算法能快速准确地使工具有限元单元的法线保持一致，为后续板料成形数值模拟中的接触算法提供必要的前提条件。
It makes finite element normal consistent rapidly and accurately, and provides necessary precondition for the follow contact arithmetic in numerical simulation techn...
该算法能快速准确地使工具有限元单元的法线保持一致，为后续板料成形数值模拟中的接触算法提供必要的前提条件。
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