quadrilateral element

the teacher explained the quadrilateral element characteristic in the math class.

老师在数学课上讲解了四边形单元特性。

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A new refined hybrid quadrilateral plane element is presented for improving the Pian element.

所建立的平面四边形精化杂交元，可以作为对著名的Pian单元的改进。

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the engineer used an isoparametric quadrilateral element in the analysis.

工程师在分析中使用了一个等参四边形单元。

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For the two-dimensional problem, it can generate triangular element meshes and quadrilateral element mesh; for the three-dimensional problem, it can provide a grid cell including the tetrahedron, hexahedron, pyramid, wedge-shaped body and hybrid grids.

对于二维问题，可生成三角形单元网格和四边形单元网格；对于三维问题，提供的网格单元包括四面体、六面体、棱锥、楔形体及杂交网格等。

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An Algebraic Multigrid Method of Quadratic Lagrangian Finite Element Equations Under the Unstructured Quadrilateral Grids

求解非结构四边形二次拉格朗日有限元方程的代数多重网格法

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the plate element is the eight-node arbitrary quadrilateral element based on the mindlin hypothesis, the reduced integral is introduced to avoid the shear-locking problem of the mindlin plate element.

板单元是基于Mindlin假设构造的八结点任意四边形单元，采用减缩积分方法避免了Mindlin板单元固有的剪切锁死问题。

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a quadrilateral element mesh generator especially for metal forming simulation

特别适用于金属成形模拟的四边形网格划分方法

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Quadrilateral Area Coordinate ( QAC) method is a new tool for developing 2D quadrilateral finite element models which are insensitive to mesh distortion. But this new system can not handle curved-side cases directly.

四边形面积坐标方法是一种构造二维四边形有限元模型的新工具，为解决单元网格畸变敏感问题提供了新途径，但是这种方法还不能直接模拟曲边网格的情况。

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A new quadrilateral thin plate bending element is presented.

同时讨论了广义协调元的几何不变性,即单元与其节点号编序的相关性问题.

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A new generalized conforming isoparametric element is formulated to arbitrary irregular quadrilateral for plane stress analysis.

根据线性边界力状态下的广义协调条件,对任意不规则四边形单元构造出一种广义协调等参元.

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The new Quadrilateral Area Coordinate ( QAC) method is a powerful tool to construct 2D finite element models.

四边形面积坐标（QAC）方法是新近提出的构造二维有限元模型的工具。

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Two generalized conforming quadrilateral thick plate elements are developed in this paper. A QUADRILATERAL THIN-THICK PLATE BENDING ELEMENT BY USING AREA COORDINATE METHOD

本文构造两个广义协调四边形厚板元ATF-PQ4a和ATF-PQ4b。采用面积坐标的四边形厚薄板通用单元

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Based on FEM theory, a program of isoperimetric quadrilateral element is made using MATLAB software.

基于有限元理论, 用MATLAB语言编制了四结点等参元计算机程序.

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A Hybrid/ Mixed Quadrilateral Element with Additional Internal Rotary Variables for Plate Bending Analysis

具有附加内转动变量的四边形杂交/混合板元

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Isoparametric element of arbitrary quadrilateral plays an important role in finite element analysis.

等参数任意四边形单元在有限元分析中有着重要的作用.

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a high-precision quadrilateral element with rotational degree of freedom

有旋转自由度的高精度四边形单元

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