Automatic generation algorithm of tetrahedral element mesh for considering movement free groundwater table;
潜水面变动的空间四面体单元网格自动生成方法
With respect to the problem, a new 3-D FEM with tetrahedral element applied to t.
针对这一实际工作中遇到的问题,运用四面体单元的三维有限元数值方法对复杂条件下的电阻率异常进行了理论研究,文中选用了几例典型地质模型。
By the introduction of element shape test operator,the shape quality of tetrahedral element is improved,and the thin tetrahedra are avoided in certain extent.
由于本文在单元提取算法中加入了单元形状测试算子，使得形成的四面体单元在形状质量上有所保证，在一定程度上避免了狭长单元的产
The method for evaluation of the unstructured grids is improved,and the Standard Deviation(STD) of dimensionless edges of tetrahedral elements is introduced for evaluating the mesh quality.
改进判断非结构化网格质量的方法,提出采用四面体单元无量纲棱长的标准差对网格质量进行评价。
The sliver decomposition method is extended to deal with all kinds of isolated poor-quality tetrahedral elements generated by various meshing method for three-dimensional solids.
经过实例检验,本文提出的四面体单元网格优化算法健壮有效、易于实现,能够显著提高最差单元的质量。
An algorithm for tetrahedron mesh that can approach to the conicoid boundary during the refined process was presented.
本文介绍了一种在四面体单元网格的加密过程中实现曲面逼近的算法。
tetrahedral element characteristic
四面体单元体的特征
We can now use tetrahedron and hexahedron elements in three-dimensional stress analysis.
我们现在在三维应力分析中采用四面体单元和六面体单元。
The calculation accuracy and the calculation efficiency of hexahedron mesh generated by author are higher than tetrahedron element.
所剖分的六面体单元的－算精度和计算效率都高于四面体单元。
Three Dimensional Non-Linear Magnetostatic Field Calculation by the Finite Tetrahedral Element Method
用有限四面体单元计算三维非线性恒定磁场
Analysis of the Dam with the Plane42 Isoparametric Element
用平面四结点等参数单元对坝体分析
A New Element for Analysing Mass, Centrald, Inertial Moments and Products of Space Body--Element of Tetrahedral Mass
一种分析空间物体的质量、质心、惯矩、惯积的新单元——四面体质量单元
This program includes soil element, reinforcement element, Goodman element and pile element etc.
该程序包括了土体单元、筋体单元、触面单元和桩体单元。
Synthesis and Characterization of Fe-Co Mixed Metal Alkyne-Bridging Carbonyl Clusters and Linked Tetrahedron Carbonyl Clusters Containing Co_2C_2 Core;
含Co_2C_2单元桥联四面体及Co-Fe异核炔桥羰基簇合物的合成与表征
Internal Force Analysis of Tensile Membrane Structures by Curved Quadrilateral Element;
采用曲面四边形单元分析张力膜结构
Eight-nodded curvilinear quadrilateral isoparametric shell element is used both in the FEM and in the BEM.
在有限元方法和边界元法中均采用了八结点曲面四边形等参单元。
Form Finding Analysis of Tensile Membrane Structuresby Curved Quadrilateral Element;
张力膜结构初始形态分析的曲面四边形单元
Theoretical Study on the Sandwich-like Compounds Containing the Planar Tetracoordinate Carbon Unit CAl_2Si_2
基于平面四配位碳单元CAl_2Si_2夹心组装的理论研究
An Adjacent Searching Algorithm of Degenerate Quadtree Grid on Spherical Facet
球面退化四叉树格网单元的邻近搜索算法
Unit4, main dialogue and review Unit4 highpoints(4.11). Chars3 simplified reading.
学习单元四的主要对话并复习单元四的要点内容（4.11章）学习识字课三中的简体字阅读。
8-node solid element based on the hexahedral volume coordinate method
基于六面体体积坐标的新型8结点实体单元
In this article, we introduce the oriented volume concept of simple tetrahedral, and get the computation formula for polyhedron at last.
引入了简单四面体的有向体积概念,最后得多面体体积计算公式.
Formulation of2- D isoparametric quadrilateral element is done for finite element analysis.
为了进行有限元分析选用了平面四结点四边形等参数单元，作出了相应的公式推导。
having four units or components.
有四个单元或成分的。