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- isoparametric hypersurface 等参超曲面
- The algorithm is available for linear triangular isoparametric elements. 该算法适用于三角形线性等参元。
- 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。
- Abstract Isoparametric element of arbitrary hexahedron plays an important role in finite element analysis. 内容摘要 等参数任意六面体单元在有限元分析中有着重要的作用。
- Eight-noded curvilinear quadrilateral isoparametric elements were applied to model the surface of the structure. 计算中以八节点曲边四边形等参元模拟结构体表面。
- The general event horizon formula of black hole is given from null hypersurface equation. 从零曲面方程出发 ;导出了黑洞视界面的普遍公式 .
- One is isoparametric spiral machining, and the other is channel spiral machining. 另一种是通道螺旋加工方法。
- In this paper, an isoparametric Strip Transfer Function Method (STFM) is developed for analysis of irregular plane problems. 本文对条形传递函数方法进行了改进，在此基础上提出了等参条形传递函数方法，用于处理任意形状区域的平面问题。
- There is no explicit formulation of inverse mapping about the isoparametric element, so inverse mapping is avoided in finite element analysis. 摘要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。
- In this paper,strain and stiffness matrix of isoparametric element with eight nodes and hexahedron are derived in detail. 推导了八节点六面体等参单元的应变矩阵、刚度矩阵,对该单元的位移解收敛性和畸变敏感性进行了分析。
- The ratio of isoparametric discharge pollution loading was applied to assess the environmental impact of ammonia nitrogen on the surface water bodies. 应用污染物等标排放负荷比进行农业非点源氨氮污染环境影响评价。
- Applying degenerate isoparametric element, this paper has studied geometrical nonlinear response of composite plates and shells. 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。
- Then at each of a set of discrete spatial wave numbers, an isoparametric finite-element method is used to obtain the total filed directly. 然后对目标区域进行剖分，针对每一个波数，采用等参有限元法得到离散化电磁场方程，求解方程获得走向方向上的电磁场响应；
- A finite element model with crack in gear roots was established with mixed meshing of singularity and isoparametric elements. 采用奇异单元和等参单元混合分网的方式建立了齿根裂纹的有限元模型。
- Methods A three-dimensional finite element model of the nasomaxillary complex was created, consisting of 1638 isoparametric elements and 1827 nodes. 方法采用三维有限元法测量受不同方向的后牵引力的鼻上颌复合体三维有限元模型。
- The former is described by a few equations, whereas the latter requires the specification of vast amounts of initial data on some hypersurface. 前者只包含了几个方程式，而后者却需要在某个超曲面（hypersurface）上，给定一大堆初始资料。
- In the third part, by use of penalty funtion and isoparametric element, the FEM equation is derived.The general program is worked out. (3)采用罚函数有限元和等参数单元,导出了迭代算式的有限元方程。
- It shows that there are similarities between the role of the link of a hypersurface singularity and the space of directions of a singularity in an Alexandrov space. 证明超曲面奇点的链环与亚历山大洛夫空间的奇点的方向空间有一些相似之处.
- In this paper, FEM(Finite Element method) with isoparametric ements is employed to solve the Reynolds equation descrbing the characteristic of journal bearing. 本文采用等参单元的有限单元法求解描述轴承动压特性的雷诺方程。
- An eight-node isoparametric element of composite sandwich plates using Reissner Theory was developed,which provides a relative simple finite element method. 本文用Reissner理论构造了一种八节点等参单元, 对于表层较薄、夹芯剪切模量较大的复合材料夹层板, 提供了一种相对简单的有限元计算方法。
