tetrahedron

A Tetrahedron Hypothesis on the Development of Productivity System

关于生产力系统发展的四面体假说

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。

Virtual Human 3-D Medical Images Processing Based on Finite Elements& A Tetrahedron Mesh Generation Method

基于有限元的虚拟人体三维医学图像分析&一种四面体网格剖分算法

Reconstruction of 3D Complex Geological Bodies Based on Tetrahedron Mesh

基于四面体格网的3维复杂地质体重构

The most likely alternative structure, the tetrahedron, would produce only one isomer for this composition.

在这种情况下,最可选的结构是四面体, 并且对于这个化合物将只产生一个异构体.

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。

Tetrahedron sandstone statues tower, the existing four, descending, were folded pyramid.

四面体砂岩造像塔, 现存4块, 由大到小,呈塔形叠起.

A Tetrahedron Hypothesis on the Development of Human Social Self-organization System

关于人类社会自组织系统发展的四面体假说

The center of inscribed circle of tetrahedron is called incenter.

四面体内切球的球心称为四面体的内心。

The application of the theory of hybridized orbital helps us to know that sp3 hybridization is the formation of tetrahedron.

应用杂化轨道理论，可得到SP3杂化属四面体构型。

As a division to tetrahedral element to the cube in the area of whole division, each cube is divided into five tetrahedron profile, so as to construct a three dimensional space finite element model.

以四面体作为剖分单元，对正方体整体区域进行剖分，每个正方体剖分为五个四面体，从而建立三维空间有限元模型。

A three-dimensional sound ray tracing method by deploying regular tetrahedrons

三维声线追踪的正三棱锥前向伸展算法

The Tetrahedron Method of Optimizing Solvent System in High Performance Liquid Chromatography

高效液相色谱溶剂系统四面体优化法

A new bank-protection technology using tetrahedron-like penetrating frame groups is introduced.

介绍一种新型护岸技术 ― ―四面六边透水框架群护岸.

Each tetrahedron shares two of its oxygens with neighboring tetrahedra.

每个四面体都有两个氧原子是与其相邻的两个四面体共用的.

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.

A Variational Calculation of Equilateral Triangle H-3 and Tetrahedron H-4

H3正三角形和H4正四面体结构的变分计算

The internal structure of silica has a pyramid ( tetrahedron ) unit .

硅的内部结构是一个 四面体.

The computing of the unsteady temperature fields by rectangular, tetrahedron and right parallelepiped elements

用矩形、四面体和正六面体单元计算非稳定温度场

Circumscribed Hypersphere and Escribed Hypersphere of a Tetrahedron in Lobachevsky's Space

罗氏空间中四面体的外接球曲面及旁切球曲面

A New Algorithm for Tetrahedron Tessellation and Reconstruction of Layered Model

一种新的分层模型四面体重构算法

Base grid is used to accelerate the generation of tetrahedron mesh.

在网格生成过程中，运用背景网格加快了四面体网格的生成速度；

A New Generation Tetrahedron Mesh Technique of Complex Mining Geological Bodies

面向矿区复杂地质体的四面体生成算法

The results showed that the tetrahedron Al formed in the process of kaolin's phase transformation directly resulted in the acid reaction activity of meta kaolin which was found to be maximum at 850 ℃.

结果表明，高岭土偏高岭土化过程中形成的四面体铝是偏高岭土具有酸反应活性的直接原因，在850℃左右活性达到最高。

Sandwich structure with truss cores is a kind of composite material structure with ordered lacunaris microstructures. It is designed by simulating the molecular lattice structures, such as tetrahedron structures, pyramid structures and so on.

点阵夹芯结构是通过模拟分子点阵构型而设计出来的含多孔有序微结构的复合材料结构，包括四面体型，金字塔型等多种拓扑结构。

Research on Methods of Cutting Tetrahedron in Virtual Surgery Simulation

手术仿真系统中四面体切割方法的研究

The Rubik's is a toy in the shape of a tetrahedron.

魔方是个四面体的玩具.

Productivity system is a dynamic "tetrahedron" in an abstract term.

生产力系统抽象地看是一个处于动态的四面体；

Determination of the Parameters of Tetrahedron The basic electrical parameters of D.

点基形四面体的确定参数及作图最后给出D。

A new bank protection technology using tetrahedron like penetrating frame groups is introduced.

介绍一种新型护岸技术&四面六边透水框架群护岸。