1)  rotation group
转动群
1.
In this paper,ladder operators of spinor spherical harmonics havebeen constructed with reference tO the rotation group s properties,Withthe aid of these ladder operators,differential expression of the norma-lized wave funct1ons and their recurrent formulas are worked out.
本文利用转动群的性质,成功地构造了旋量球函数各个量子数的阶梯算子。
2)  3D rotation group
三维转动群
1.
Based on the geometric feature of spherically symmetric structures, a 3D rotation group, SO3, was constructed.
根据球对称物体的对称特点构造三维转动群(SO3),利用群论中的完备算符集理论,通过群变换方法求得该群的分类基,该分类基就是传统意义的球谐函数。
3)  double rotation group
二重转动群
4)  rotation
转动
1.
Simplified aerodynamic model of insect flight with rotational aerodynamic effect;
包含翅膀转动效应的昆虫简化气动力模型
2.
Design and analysis of an one-dimensional micro-positioning rotation stage;
一维精密转动定位平台的分析与设计
3.
Approach of Orientation of Spacecraft on the Basis of Quaternary Models of Rotation of Rigid Body;
基于刚体转动四元数模型的航天器再定向方案
5)  turning
转动
1.
Dalembert s theorem is employed in this article to solve the problem of mass point system turning around a moving Point, the way proposed in this article is more simple, convenient and coefficient than the traditional way in which the equation and the procedures arc very comlicated.
在解决质系相对于动点转动的动力学问题时,过去一直采用质系相对于动点的动量矩定理。
2.
this essay presents the importance of the body s turning in Taici.
文章通过对太极拳行拳时左肘相对于身体的位置变化和持续时间变化的研究,揭示了太极拳行拳时腰部转动的重要性,据此,创编有效的辅助练习,提高太极拳的教学效果。
6)  rotor
转动架
1.
The features of the moulding process for transceiver rotors were analyzed.
分析了送收话器组转动架的成型工艺特点,介绍了模具结构及工作过程和设计要点,对侧抽芯机构设计进行了重点介绍。
参考词条
补充资料:陪群公登箕山赋得群字
【诗文】:
许由去已远,冥莫见幽坟。世薄人不贵,兹山唯白云。
宁知三千岁,复有尧为君。时佐激颓俗,登箕挹清芬。
高节虽旦暮,邈与洪崖群。



【注释】:



【出处】:
全唐诗:卷882-9
说明:补充资料仅用于学习参考,请勿用于其它任何用途。