The equations of two classes of 3D polynomial maps that are equivariant with respect to the rotational symmetries of either a regular tetrahedron group or a regular octahedron group are strictly given, on the basis of which the properties of the general Julia sets created by these 3D polyno.
从理论上分析并证明了三维多项式映射满足等变的条件,精确地给出了关于正四面体群和正八面体群具有旋转不变对称性的两类三维等变映射的具体公式,在此基础上讨论并证明了三维多项式映射的广义Julia集所具有的性质。
Electrochemical reduction synthesis of microcrystalline β-PbO octahedrons
β-PbO八面体微晶结构的电化学还原法制备
Analysis of Orbit Dynamics for Spacecraft Octahedron Formation Configuration in the Circular Orbit
圆轨道航天器八面体编队构型轨道动力学分析
The mor-phology and structure of Fe3O4 octahedrons were characterized with powder X-ray diffraction,scanning electron microscopy and transmission electron microscopy.
在乙二醇与水(VC2H6O2/VH2O=5∶8)的混合溶剂中,通过K4[Fe(CN)6]与NaOH在200℃水热反应12h,制备了Fe3O4的八面体。
In the molecular structure, the coordination geometry of the central Mo atom is a distorted octahedral, with two terminal O atoms and two N atoms of 8-quinolinol ligand.
在[MoO2 (C9H6NO)2 ]的分子结构中, Mo(VI)原子处于扭曲的八面体中心,N(1)、N(1A)、O(2)、O(2A)位于八面体的赤道位置,O(1)、O(1A)位于八面体的顶点位置。
Oxygen atoms in the coordinated water molecules occupied the axial positions of the Ni2+ and rendered a six-coordinated and distorted octahedral geometry.
配体H3ptc上的一个氮原子和两个羧基氧原子与Ni2+螯合配位,而另一个配体bipy的一个氮原子为端基配位,金属Ni2+离子的轴向位置被两个水分子占据,形成一个六配位扭曲八面体构型。
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。
A polyhedron with eight plane surfaces.
八面体有八个面的多面体
an octahedron with eight equilateral triangles as faces.
有八个正三角形面的八面体。
octahedral shearing-stress plasticity condition
八面体剪应力塑性条件
A solid figure having24equal faces, every three of which correspond to one face of an octahedron.
三八面体具有24个面等面、每三个相面对应于八面体的一个面的固体圆形
Hydrothermal preparation of octahedral spinel ferrites
八面体尖晶石型铁氧体的水热法制备
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。
Any of several forms of crystal with trapeziums as faces.
偏方三八面体任一种各面均为不规则四边形的水晶体
It will be noted that between the two layers there exist interstices of two types: tetrahedral and octahedral.
要注意两层之间有两种类型的空隙：四面体型和八面体型。
Low Temperature Hydrothermal Synthesis of Octahedral Fe_3O_4 Submicrocrystals
低温水热法制备八面体四氧化三铁亚微米晶
Research progress on preparation and application of manganese oxide octahedral molecular sieve
氧化锰八面体分子筛的制备与应用研究进展
Electrochemical reduction synthesis of microcrystalline β-PbO octahedrons
β-PbO八面体微晶结构的电化学还原法制备
Analysis of Orbit Dynamics for Spacecraft Octahedron Formation Configuration in the Circular Orbit
圆轨道航天器八面体编队构型轨道动力学分析
Research of Global Remote Sensing Image Browser System Based on Octahedron Discrete Global Grids Model
基于正八面体球面离散格网模型的全球遥感影像浏览系统研究
Three such arrangements come to mind: a planar hexagon, similar to the benzene ring, and two solid polyhedra, the trigonal prism and the octahedron.
故而,有三种排列方式：平面六边形,类似苯环；两个立体多面体：三棱柱和八面体,
The trigonal prism yields three isomers also, but there are only two octahedral arrangements for this formulation.
三棱柱也有三个异构体,而对于这个分子式,仅有两种八面体排布。
The disseminated chromite characteristically forms rudely octahedral crystal s, 0.05-0.15mm in size.
浸染状铬铁矿特征性地形成大致的八面体晶体0．005——0．15毫米大
Shape-controlled synthesis of truncated octahedral Cu_2O architectures and their growth mechanism
截角八面体Cu_2O晶体的形貌控制合成及其生长机理研究
SYNTHESIS OF OCTAHEDRON AND HEXAGONAL Fe_3O_4 NANO-PARTICLES VIA WEAKLY MAGNETIC FIELD-ASSISTED OXIDATIVE-COPRECIPITATION
弱磁场辅助氧化共沉淀法合成正八面体和六方体型Fe_3O_4纳米颗粒