三鹿集团的第2批破产资产将于7日拍卖，三元股份已宣布放弃参拍。
Sanyuan, a Beijing-based dairy producer, has announced that it would not compete in the 2nd auction for other assets of bankrupt Sanlu Group, which will be held Tuesday.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
由于等参元不存在逆变换的显式，所以在有限元分析的列式中都回避等参元逆变换。
There is no explicit formulation of inverse mapping about the isoparametric element, so inverse mapping is avoided in finite element analysis.
应用亚参元的概念将这些矩阵推广应用于任意三角形单元。
Then these matrice are transformed to arbitrary triangular element by the concept of subparameter.
为了能在网络机群环境下高效、高精度地进行大规模冲击接触模拟，本文首先针对超参壳元的非线性分析，提出了TUL计算格式。
In order to gain high efficiency and good accuracy for the numerical simulation of large-scale contact-impact problems under cluster computer environment, the TUL formulation is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文首次提出电机饱和磁场的无内节点亚参三角形有限元计算问题，并给出了构造其形状函数的有效方法。
First the paper addresses the problem that subparametric triangular finite elements without inner points are used to calculate the saturated magnetic fields in electric machines.
针对功能梯度材料这种新型材料，提出了采用等参梯度元建立有限元模型的方法。
By comparing the numerical solutions with the analytical solutions, it is proved that the isoparametric graded finite elements are useful.
采用非线性等参元三维有限元算法（FEM）成功地模拟了形状复杂的零件淬火过程中瞬态温度场、相变、应力和应变，获得直观的立体图象。
Three dimensional nonlinear and isoparameter FEM has been successfully used to simulate the transient temperature field, phase transformation, stress and strain of complex components during quenching.
本文导出一种等参协调元位移函数的新的表示方法，在此基础上建立起了构造等参非协调元的新方法。
A new method to express the displacement field of isoparametric compatible element is presented in this paper, based on it a new method for formulation of incompatible finite elements is developed.
本文采用退化的等参壳元分析了复合材料板、壳结构的几何非线性特性。
Applying degenerate isoparametric element, this paper has studied geometrical nonlinear response of composite plates and shells.
该算法适用于三角形线性等参元。
The algorithm is available for linear triangular isoparametric elements.
目前普遍采用的传统等参元族对网格的曲边、直边畸变均十分敏感。
Traditional isoparametric elements are usually sensitive to various curved or straight edge mesh distortion.
数值结果与理论分析一致，并展示了修改等参元的许多优良特性。
Numerical results coincide with theoretical analysis. That the modified isoparametric element displays a lot of better characteristics is also shown here.
本文证明了直边八节点修改等参元的等参坐标变换与单元附加节点的总体配置无关；
It is shown in this paper that the isoparametric coordinate transformation is independent of the lacotion of the additional nodes for straight-side eight-node modified isoparametric element.
本文提出一种七节点超参无穷元用于模拟半无限平面弹性地基的计算方法。
A seven-node superparametric infinite element model for simulating semiinfinite plane elastic foundation is presented and the fundamental principles and formulas of the model are described.
研究了(2)型等参六面体元，分析了其收敛性并给出了最优插值误差估计。
The convergence of hexahedral isoparametric element of form (2) is analysed in this paper, then the optical interpolation error estimation of it is obtained.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
将超参非连续元用于多域边界元分析，解决了自由度约束问题。
Discontinuous element is employed to discretize boundary integral cquations to circumvent freedom constraints in coupling approach.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
并通过对广义自由度施加一定约束，证明了协调等参元与非协调元之间存在的对应性。
The correlation between compatible and incompatible isoparametric elements was proved by applying some restrictions to the generalized degrees of freedom.
本文对土体采用邓肯-张非线性弹性模型编制了四节点等参元有限元程序ddkepl。
In this paper, four-nodal isoparametric element program DDKEPL by using Duncan's nonlinear-elastic model for soil is presented.
针对功能梯度材料这种新型材料，提出了采用等参梯度元建立有限元模型的方法。
Functional graded material is a new material. Isoparametric graded finite elements are used for building the corresponding model for functional graded material in this paper.
采用八节点的等参单元在空间上进行离散，建立了便于敏度分析的非线性正演和反演的有限元模型，可直接求导进行敏度分析。
The eight-point finite element is used for the discretization in the space system. The finite element model is given, facilitating to sensitivity analysis for non-linear direct and inverse problems.
本文利用有限元的双参数法，构造了一类十二参矩形板元，通过广义分片检验，因此对四阶问题收敛。
Using the double set parameter method of finite element, a class of 12 parameter rectangular plate elements, which past the generalized patch test is constructed.
第四章首先阐述了三角形网格的划分方法，其中用到了二维等参元变换。
The fourth chapter introduces the method of triangle cell division, 2D equivalent parameter commutation is adopted.
本文根据几何非线性有限元理论，采用8结点曲面四边形等参单元，编制了用于张力膜结构内力分析的有限元程序。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with8 nodes for initial form analysis of tensile membrane structures is presented.
利用组合杂交有限元法得到了一个四节点轴对称元，并采用协调等参双线性位移来逼近及分片常数应力模式。
A 4-node axisymmetric solid element is derived by combined hybrid methods. Compatible isoparametric bilinear displacement approximations and the constant stress mode are employed.
本文根据几何非线性有限元理论，采用8结点曲面四边形等参单元，编制了用于张力膜结构内力分析的有限元程序。
The internal forces in tensile membrane structures were analyzed using geometrical nonlinear finite element theory using curved quadrilateral isoperimetric 8 node elements.
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