1) point group
点群
1.
Symmetry and matrix representation of octagonal point groups in quasicrystal;
准晶体中八方晶系点群的对称性与矩阵表示
2.
Subgroups and supergroups of crystallographic and quasi-crystallographic point groups;
晶体学与准晶体学点群的母子群关系
3.
The representations of decagonal system's point groups in quasicrystal;
准晶体中十方晶系点群的对称性与矩阵表示
2) mean point of group
点群平均点
3) 32 Point Groups
32点群
1.
Use the Diamond Software to Construct the Models of 32 Point Groups;
Diamond软件在晶体对称性教学中的应用——32点群晶体模型库的建立
4) Molecular point group
分子点群
1.
The paper reports a program for showing a systematic procedure of determination of molecular point groups, determining molecular point groups with man-machine interaction, showing character tables of the molecular point groups, and drawing all symmetry elements on three-dimensional molecule structure figures.
本文报导的计算机程序，可显示确定分子点群的系统步骤，通过人机对话辅助确定分子点群，显示点群的特征标表，并可在分子结构立体图上绘出全部对称元
2.
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。
5) Point Group Symmetry
点群对称
6) cluster analysis
点群分析
1.
Study of geochemical classification of the Salt Lake in the Qaidam Basin applying cluster analysis;
应用点群分析研究柴达木盆地盐湖的地球化学分类
补充资料：点群
见晶体的对称性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条