point group

美 [pɔɪnt ɡruːp]英 [pɔɪnt ɡruːp]
  • 点编组;点集
point grouppoint group
  1. The associated process related point group type .

    相关流程相关点组类型。

  2. The Design and Expression of Computer Three-Dimensional Animation for Molecular Point Group

    分子点群的计算机三维动画设计与表示

  3. Quality Assessment of Point Group Geometry Generalization with Polarization Transformation

    基于极化变换的点群综合几何质量评估

  4. On the character vector of point group

    试论点群的特征标矢量

  5. The quantitative analysis of each monitoring point group tallied with the fact .

    该方法简便、适用、且分辨率较高.对各监测点群的定量描述符合实际状况。

  6. Discussions for symmetry operations and group tables of point group

    点群乘法表和对称操作规定间的关系

  7. Distribution of uncoupled piezoelectric surface wave modes in point group

    去耦的压电表面波模式在点群中的分布

  8. The order of point group could be used to understand its maximal subgroup order .

    由点群的群阶能够知道其最大子群的群阶。

  9. Point group symmetry magnetic interactions and application to ruby

    具有点群对称度的各向异性磁作用及其对红宝石的应用

  10. Symmetry point group operations and transformation matrixes for the symmetry operations

    对称点群操作和对称操作变换矩阵

  11. The design and expression of computer three dimensional animation for the molecular point group were studied .

    探讨了采用计算机三维动画和多媒体技术描述分子点群的表达方法。

  12. Crystal Orientation Dependence of Longitudinal Piezoelectric Properties for 3m Point Group Crystals

    3m点群晶体纵向压电性能的研究

  13. Method The patients were divided into two groups , 30 cases in bone point group and 30 cases in control group .

    方法设按压骨穴组30例、空白对照组30例。

  14. Two kinds of contact problems in decagonal quasicrystalline materials of point group 10 mm

    点群10mm十次对称二维准晶中的两类接触问题

  15. Second , the inconstructable surface must be constructed in the range of maximum common point group .

    ②在最大点群域中先构造出不可构表面;

  16. An effective method for achieving the classification of elementary lattice vibrational modes in terms of the symmetry of point group of crystal

    对基本晶格振动模进行群论对称性分类的一个有效方法及几点注记

  17. In group theory they are the so-called irreducible representations of the point group considered , a name that some authors prefer .

    在群论中,它们是所谓的点群的不可约表象,这是一些文献作者喜欢使用的名词。

  18. This paper , firstly introduces the elliptic curve in finite field and algebraic law of its point group , gives the order of the group .

    该文首先介绍有限域上定义的椭圆曲线及点群运算规则,给出椭圆曲线点群的阶。

  19. The Irreducible Representation of the Numberator point Group

    分子点群的不可约表示

  20. In this paper , two sets of flow charts for point group determination by convergent beam electron diffraction ( CBED ) were given .

    本文设计了两套应用会聚束电子衍射(CBED)测定晶体点群的优化实验流程图。

  21. The body point group got the greatest inhibitory effect on the PAV of E2 , the both body and auricular point group followed .

    对E2峰的上升速度的影响则以体穴组最大,体穴加耳穴组其次。

  22. Methods : Twenty mongrel dogs were randomly divided into four groups : control group , no point group , shangjuxu group and zusanli group .

    方法:将20条狗随机分为4组:空白对照组、非经非穴组,上巨虚组、足三里组(每组5条)。

  23. The Strong Field Scheme of Point Group C_ ( 2h ) for System d ~ 5 and the Absorption Spectrum of MnCl_2 · H_2O

    d~5系C(2h)点群强场方案和MnCl2·2H2O的吸收谱

  24. They belong to the D ∞ h point group and have unique structures . The electron population and vibrational mode analysis were carried out to study their unique structures .

    它们属于D∞h点群.具有特殊的结构,用电子布居分析和振动模式分析来研究这种特殊结构。

  25. The results showed that the leptomeningeal microcirculation of the temporal point group were apparently improved , whereas that of Zusanli group had no evident change .

    结果表明颞穴组家兔电针前后软脑膜微循环有明显改变,足三里组变化不显著。

  26. An algorithm to compute all group elements with group generators is given , which can be used to compute all elements of point group , space group and other general groups .

    本文给出了一种由生成元计算所有群元的计算方法,该算法可用于点群、空间群及其一般群的计算。

  27. A single point group is divided into " shenmen " and 30 cases acupuncture point group of 30 cases and five points and four points of three group , 30 cases .

    分为神门单一穴组30例和常用五穴组30例及五穴去除神门四穴组30例,共三组。

  28. ZnO is self activated wide band gap semiconductor material composed of ⅱ - ⅵ elements with P6 mm point group symmetry hexagonal wurtzite crystal structure .

    ZnO是一种具有六方纤锌矿结构的Ⅱ-Ⅵ族自激活的宽禁带半导体材料,是P6mm点群对称的六角晶系纤锌矿晶体。

  29. The second is a special flow chart for point group determination by CBED when the crystal system of the specimen have been determined by XRD or SAED .

    另一套为已知晶系情况下应用CBED测定晶体点群的实验流程图,它适用于已有X射线衍射或选区电子衍射数据的情况。

  30. Based on the fundamental piezoelectric Christoffel 's equation , we derived the expression of the elastic constants for piezoelectric crystal with trigonal symmetry point group 3 m.

    本文从基本的压电Christoffel方程出发导出三角晶系3m点群压电晶体弹性常数的表示式。