tetrahedron

['tetrə'hi:drən]

n.四面体

词形变化：

名词复数: tetrahedrons |

n.

四面体

tetrahedron

名词复数：tetrahedrons, tetrahedra

词形变化：

名词复数: tetrahedrons |

tetrahedron[,tetrə'hi:drət; -'he-]n.1.■【数学、晶体学】四面体变形n.tetrahedronstetrahedra

1. a solid having four plane triangular faces; a triangular pyramid
   四面体
   

1. late 16th cent.: from late Greek tetraedron, neuter (used as a noun) of tetraedros 'four-sided'
   

tetrahedron

名词 tetrahedron:

any polyhedron having four plane faces

tetrahedron

■Delaunay tetrahedron

Delaunay四面体

■IR and EPMA indicated that the sintered sample mostly had structural units of [SiO4 ], [BO4 ], [AIO4 ] and [Fe3+ O4 ] tetrahedron in silicate net, Na K Ca2 Fe2+ and some Fe3+ were in the places of maintaining charges balance;

IR和EPMA研究表明,烧结法样品的硅酸盐网络中主要有[SiO_4]、[BO_4]、[AlO_4]及[Fe~(3+)O_4]四面体结构单元,Na~+、K~+、Ca~(2+)、Fe~(2+)及部分Fe~(3+)平衡处于维持电荷平衡位置。

■Keywords VB language;program;tetrahedron;high performance liquid chromatography;mobile phase;optimization;

VB语言;编程;四面体法;高效液相;流动相;优化;

■tetrahedron chest

[医] 菱形胸(鸡胸)

■A New Algorithm in tetrahedron Tessellation and Reconstruction of Layered Model

一种新的分层模型四面体重构算法

■Analytical Method for Workspace Analysis of Seven-celled Tetrahedron Variable Geometry Truss Robotic Manipulators

七重四面体变几何桁架机器人工作空间分析的解析法

■Keywords tri-stimulus values,chromatogram,three-dimensioned look up table,tetrahedron interpolation,color gamut;

三刺激值;色谱;三维查找表;四面体插值;色域;

■tetrahedron mesh

三角形网格

■principal tetrahedron

主四面体

■A series of convenient methods for the preparation of the paper-folded regular octahedron, regular tetrahedron, and regular cubic cone are presented here.

介绍纸折正四面体、正八面体和正方锥形的简易制作方法，并推广应用于制作天然硅盐的多种复杂阴离子结构及某些多酸阴离子结构的模型。

■Take example for the triangle gained by a hollow tetrahedron,a high-speed and high-efficiency image processing method is designed to gain the feature point and feature line.

以采用空心正四面体获取的三角形为例,设计一种获得特征点、特征线的图像处理算法,该方法具有速度快、精度较高、实用和算法分析容易等优点。

■Rotational Inertia of an Arbitrary Tetrahedron Around the Centroid Axis

任意四面体绕质心轴的转动惯量

■Tetrahedron of Enterprise Sustainable Competitive Advantage and Management to Its Growth

企业可持续竞争优势四面体结构模型及成长管理

■elementary tetrahedron

元四面体

■A Vector Invariant on Tetrahedron And Its Deductions

关于四面体的一个向量恒等式及其推论

■Keywords Raman spectra;Silicate;Hyperfine structure;Ab initio calculation;Stress index of tetrahedron;

关键词拉曼光谱;硅酸盐;精细结构;从头计算;应力指数;

■Li JS, Zhong ZL , Chen YY, Lu XR, “A novel type of double-calixcrown: Spirobiscalix[4]crowns” Tetrahedron Lett. 1998, 39, 6507-6510.

刘世岚,李海兵,钟振林,陈远荫,“高氧杂杯芳冠醚的研究进展”，有机化学2004,24,386。

■A nice property of a tetrahedron is that by using the texture coordinates of the 4 points, a constant texture gradient can be found across the tetrahedron.

到四面体背面的的距离可以通过把视线和背离视点的四面体表面相交并从中选择一个最小距离来得到。

■Keywords variational method;arrangement channel;structure and energy equilateral;triangle;tetrahedron;

变分法;排列通道;结构与能量;正三角形;正四面体;

■taste tetrahedron

味觉四面体

■tetrads are usually arranged in tetrahedron and a few of them are bilateral symmetry;

四分体排列通常为四面体型，少数左右对称型;

■Keywords complexes with coordination number 4;tetrahedron;square planar.;

四配位配合物;四面体;平面正方形。;

■Keywords Tetrahedron Finite element Mesh generation Medical images;

四面体;有限元;网格划分;医学图像;

■tetrahedron optimization method

四面体优化法

■tetrahedron subdivision

四面体分裂

■Tetrahedron cutting

四面体切割

■tetrahedron decomposition

四面体剖分

■tetrahedron element

四面体单元

■tetrahedron block

四面体块体

■stress index of tetrahedron

四面体应力指数

■The space above the floor of the tetrahedron encompasses a variety of colors that lie beyond direct human experience.

四面体底部上方的空间，包含了人类无法直接经验到的各种颜色。

■tetrahedron interpolation

四面体插值

■tetrahedron equation

四面体方程

■THREE-DIMENSIONAL NUMERICAL MANIFOLD METHOD WITH TETRAHEDRON FINITE ELEMENT COVERS

四面体有限单元覆盖的三维数值流形方法

■The Hybridized Orbital of Tetrahedron

四面体构型的杂化轨道

■Tetrahedron configuration

四面体构形

■Experimental Study on Effect of Scour Prevention and Sedimentation Promotion of Bank Protection of Tetrahedron Penetrating Frame Groups

四面体框架群护岸型式防冲促淤效果试验研究

■Incenter coordinate formula and its application of tetrahedron

四面体的内心坐标公式及其应用

■The Sphere Circumscribing a Tetrahedron

四面体的外接球

■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。

■wrong tetrahedron

四面体穿刺

■tetrahedron structure

四面体结构

■tetrahedron grid

四面体网格

■tetrahedron mesh generation

四面体网格剖分

■tetrahedron group

四面体群 四面体基 团

■Normal Curves on the Surface of a Tetrahedron

四面体表面上的正则曲线

■tetrahedron frame

四面体透水框架

■permeable frame of tetrahedron with six sides

四面六边透水框架体

■the permeable frames of tetrahedron with six sides

四面六边透水框架群

■It is interesting that one month before I went to Sedona - I bought a smoky quartz Herkimer diamond - in the shape of a star tetrahedron.

在我去Sedona一个月之前, 有趣的是- 我买了一个烟状的石英 Herkimer 钻石--具有星星状的四面体形状。