An Algorithm for the Generation of Triangular Finite Element Controlled by the Element-Size Space

由粒度 空间控制的有限元 三角网格剖分算法

Results : After 12 months treatment the BMD of lumbar vertebra increased slightly ( P > 0 05 ) while BMD of femoral neck Ward ′ s triangular space and femoral trochanter increased significantly ( P < 0 05 ) .

结果：均用药1年后，中药组腰椎骨密度略有上升（P>005），而股骨颈、Ward′s 三角 区和股骨粗隆骨密度则显著上升（P<005）；

The problem that inverse-preserving between matices spaces has many results for example on full matrix space symmetric matrix space and upper triangular marix space .

在矩阵空间上的保逆问题已经有很多的成果，例如：全矩阵空间，对称矩阵空间，上 三角矩阵 空间。

The other scheme is evanescent-wave atomic guiding by using three single-mode fibers and calculate the intensity distribution of the evanescent light-wave in the triangular hollow space and the optical potential for guided cold atoms .

其二是利用三根单模光纤来实现原子波导的方案，计算了三根单模光纤束组成的类正 三角形中空 区域中的消逝波光强分布以及该中空 区域的冷原子光学囚禁势。

The triangular safe region of L3-S1 has enough space to implant coaxial appliances .

L3-S1的安全 三角工作区，有足够的 空间置入同轴器械。

Thirdly neutral point clamped three level inverter realizes the voltage transformation with triangular carrier method and space vector control .

然后，在逆变环节采用中点钳位型三电平逆变器，分别对其采用 三角载波层叠法和 空间矢量法进行控制。

The kinematic analysis load-carrying behaviour and design table for triangular pyramid space grids of HEX-PLANE honeycomb pattern

六边形平面蜂窝形 三角锥 网架的机动分析、受力特性和计算用表

A robust and refined triangular element formation approach is presented which proceeds directly in three dimensions and then mapped into parametric space in order to carry out succeeding tasks in two-dimensional space such as validity check of elements and convergence check of triangulation procedure .

提出了一种新的 节点生成方法，直接在三维 空间中生成 节点，然后映射到参数 平面，使得在平面上进行节点及单元的合法性检查成为可能。

The design of positioner for the shaping of triangular solves the question that the reinforcement is shaped and welded in small space .

三角环成型胎具的设计解决了钢筋在小 空间内的成环与焊接。

Migration mechanism of fibers and their movement analysis in the twisting triangular space of ring spinning

环锭纺加捻 三角 区纤维转移机理及其运动规律分析

Taken triangular of space and graphics module analyze its arrangement system in textbook .

采取图形与 几何 中 的 三角形模块，对其在教材中的编排体系进行了梳理。

Secondly the lower triangular block orthogonal list of block information is created so that the efficiency of memory space operation and node optimizing code of information matrix is improved .

其次，创建了分块信息矩阵的下 三角分块十字链表，提高了信息矩阵内存 空间操作与节点优化编号的效率。

The bubble surface is divided into many triangular elements and the mapping of elements in physical space onto parametric space is assumed to be linear .

气泡表面采用 三角形单元划分，物理 空间与参数空间之间的单元满足线性映射关系。

By means of the assembly of load carrying units which consist of central panel points cross coupling beams triangular braces and cored slabs as well as the free layout of interior supporting columns a new large space three directional composite single layer grid structure was provided .

利用中心节点、交叉梁、 三角形拉杆和空心板所构成承力单元的组合以及内部支承柱的自由布置，本文提出了一种新型大 空间三向组合平板网架结构。

For existing spinning triangular space in the course of traditional bast fiber spinning hairiness in ramie yarn are more and longer so fabric quality is influenced .

传统麻纺细纱机纺纱过程中因纺纱 三角 区的存在，苎麻纱毛羽多且长，影响织物质量。

We also discuss the Haar and Walsh systems on a triangular domain in the plan or more generally on a simplex in n-dimensionaL space .

在多元的情形，以平面上 三角形域为示范，构造了 n维单纯形上的Haar及Walsh系统。

Applications of the Triangular Libration Points in Deep Space Explorations

ph.1. 三角测量点 三角平动点在深 空探测中的应用前景

In this paper triangle net integrated optimization for triangular shape and net space form is studied and effectiveness of the integrated optimization based on application instances is analyzed .

研究了在散乱数据点集的三角网格 划分后，对 三角 网格进行 三角形形状和网格 空间形状综合优化的方法，并结合应用实例进行优化效果分析。

Additionally cotton fibers have little migration in the upside area of the twisting triangular space of ring spinning and core spinning .

此外，在环锭纺和环锭包芯纺加捻 三角 区的上部区域，纤维转移现象并不明显。

The application of compact spinning technique could reduce spinning triangular space to minimum decrease yarn hairiness improve yarn break strength and break elongation decrease usual faults .

利用紧密纺纱技术可以最大限度地减小纺纱 三角 区，使成纱毛羽减少、单纱强力和断裂伸长率改善、常发性纱疵减少。

This paper proves several homogenous properties of the triangular fuzzy number space ( T d ) and proves that ( T d ) is connected and locally connected space .

用（T，d）表示 全体 三角 型模糊数构成的度量 空间，本文证明了（T，d）具有某种度量均匀性，并证明了（T，d）是连通与局部连通的空间。

Intersection method for triangular mesh model based on space division

基于 空间分解的 三角网格模型求交方法

Examples for a triangular wing and two space trusses are given .

例题包括一个 三角形机翼和两个 空间构架。

We discuss a finite volume method for the parabolic equations . The trial space is the piecewise linear functions on triangular meshes the test space is the piecewise constants corresponding BB dual subdivisions . Optimal L2 and H1 convergence rates for semi-discrete and fully discrete methods are proved .

本文讨论了抛物方程的基于 三角形剖分和BB型对偶剖分的有限体积元法，给出了半离散及全离散有限体积元格式的最佳阶 L2和H1误差估计。

Since the appearance of compact-spinning people have been paid more attention to it for the yarn quality being much improved by different compact methods which eliminate the twisting triangular space of the traditional ring spinning .

紧密纺纱技术通过降低甚至消除了加捻 三角 区，克服了传统环锭纺的缺陷，大幅度提高了细纱的质量而备受同行们的关注。

Homogenous properties of the triangular fuzzy number space

三角 型模糊数 空间的均匀性

Shape Shadow Research on the Geometrical Unchangeability and the Stress Analysis of Honeycomb Triangular Pyramidal Plate Type Space Trusses

蜂窝形 三角锥平板 网架几何不变性及内力分析的研究

Structural design of steel pipe trestle in Ningbo Chemical Plant is introduced in this paper emphasizing on structural design plan and constructional measures of triangular space truss act as longitudinal trestle beam .

本文简述宁波化工厂钢管栈桥设计概况，着重介绍用 三角形 空间桁架作栈桥纵梁的结构设计方案及其构造措施。