Let R_o be a rotation group passing through the original point.
过定点O的旋转群Ro是无限群,从视直线为旋转轴出发讨论,Ro的有限子群(除单位元群外)共有6种类型。
Using the knowledge of abstract algebra,the rotation groups of the regular polyhedron are determined.
通过抽象代数知识,求出所有正多面体的旋转群。
The representation (?)(p, q) of spin group Spin(p, q) in any dimensional spaces are given by induction and the relation between two representations which are obtained in two kinds of inductions from Spin(p, q) to Spin(p+ 1, q + 1) are studied.
本文首先回顾了高维γ-矩阵的定义和任意高维旋量群Spin(l，q)的一种矩阵表示，并把此结果推广到Spin(p，q)群的情况，即利用归纳法，把表示空间的维数进一步提升，得到所有更高维Spin(p，q)群的表示(?)(p，q)，接着分析了提升维数时两种不同路径之间的关系。
This article considers the coset structure of spin group via analyzing the expression of its representation.
利用数学归纳法，可以把7矩阵的定义推广到高维，本文首先回顾了高维7矩阵的这种定义以及利用γ矩阵构造的任意高维Minkowsky空间上的旋量群的一种表示；然后由这种表示的具体形式，研究和分析它的陪集结构；最后由一个例子出发，具体地来看旋量群与其陪集及子群之间的关系。
Studies on the Relationship of Mechanical Properties and Micro-morphology and Sub-cluster Parameters of High Toughened and Strengthened PPO/PA6 Alloy;
高强高韧PPO/PA6合金的力学性能—亚微相态—群子参数之间关系的研究
Studies on the Relationship of Combustibility and Mechanism of Combustion and Sub-cluster Parameters of Flame Retarded PET and Its Fibers;
阻燃PET及其纤维的燃烧性能—燃烧机理—群子参数之间关系的研究
In order to describe all types of viscosity-composition curves of polymer blends wihh mathematical model, sub-cluster equations were derived on the basis of "sub-cluster theory".
为用统一的数学模型对高分子合金的粘度-组成曲线进行描述,运用群子理论的基本概念,推导出了不同形式的“群子方程”。
Directed subgroup graph for studying the subgroup properties of finite groups;
利用有向子群图研究有限群的子群性质
Relation between direct sum group and subgroup of direct sum group;
直和群及其子群之间的关系
Study on structure of subgroup of direct sum group;
直和群的子群结构的研究
The cycle sum of the rotation group of the octahedron was calculated.
正八面体的旋转群的循环和已算出。
The mountains reeled before his eyes.
群山在他眼前旋转起来。
A Group Theoretic Proof of Mazur's Rotation Theorem on Banach Spaces
Mazur旋转定理的一个群论证明(英文)
To revolve or cause to revolve.
旋转旋转或引起旋转
AN ANALYSIS OF THE ROTARY SPECTRA FOR CURRENT VECTOR TIME SERIES ACQUIRED BY A MOORING BUOY AT THE SOUTHWEST WATERS OF DONGSHA ISLANDS
东沙群岛西南海域单站测流资料的旋转谱分析
Development of Condition Monitoring and Fault Diagnosing System of Machine Group;
旋转机械机组群状态监测与故障诊断系统研究
Effect of rotating cavities on the group velocities of the coupled-resonater optical waveguides
微腔旋转对耦合腔光波导群速度的影响
The Calculation of Hyper-Raman Tensors of the Point Groups with Fivefold Rotation Axes
含有五度旋转轴点群的超拉曼张量的计算
Rotary machinery fault feature extraction based on vector spectrum and ant colony algorithm
基于矢谱和蚁群算法的旋转机械故障特征提取
a mechanism for revolving the turntable
旋转台 [转盘] 的旋转装置
Rotation-invariant Denoising Algorithm for Cyclic and Dihedral Symmetry Images
对循环群和二面体群对称性图像的“旋转不变”去噪算法
To cause to turn around or as if around a central axis;revolve or rotate.
旋转使盘旋，使仿佛绕着一中心轴旋转；旋转，回旋
Not rotating or involving rotation.
不旋转的或不含旋转的
Radar Meteorological Equations for Polydispersed Rotating Spheroidal Raindrops under Normal Distribution of Their Rotatory Axes;
椭球雨滴群旋转轴呈正态分布情况下的雷达气象方程研究
Scattering Properties of Poly-dispersed Small Spheroid Particles under Normal Distribution of Their Rotatory Axes;
小椭球粒子群旋转轴取向呈正态分布时的散射特征研究
The rotational inertias of uniform rotational rigid surfaces about the around axis
均质旋转面绕旋转轴转动的转动惯量
the whirl of the propeller blades
螺旋桨叶片的旋转.
The helix makes a complete turn every 4.4nm.
螺旋旋转一周为4．4nm。
