What is the feature of general element stiffness matrix?

一般的单元刚度矩阵有什么特点?

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Penalty element method and derivation of penalty element stiffness matrix are described.

叙述了罚单元法和罚单元刚度矩阵的推导过程.

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The computation of element stiffness matrix is important and time consuming in the finite element method.

有限元单元法是塑性成形领域应用比较广泛的数值分析法之一.

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