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1·All continuous deformations form a symmetric group.

整个连续变形形成对称群。

2·The ellipse rotating symmetric group is proposed, which is an Abelian group.

提出椭圆旋转对称群，它是一个单参数阿贝尔群。

3·Compared with PAM (pole Amplitude Modulation) theory, the minimum symmetric group theory is more effective in implementation of ac machine pole-changing winding's non-regular arrangements.

与PAM(极幅调制)理论相比，最小对称组理论可更有效地实现交流电机变极绕组非正规方案。

4·A while ago an AD hoc group of computer scientists and cryptographers contributed to a paper that recommended a key of at least90bits for symmetric algorithms used in commercial security.

不久前，计算机科学家和密码学家专门小组发表了一篇论文，建议用于商业安全的对称算法至少要用90位的钥匙。

5·Symmetric patterns with the extended modular group are generated by dynamical systems.

用动力系统的方法自动生成具有模群对称的图形。

6·First, we give the definition of Lie color superalgebras using the symmetric bicharacter on a finite commutative group, and also we introduce some fundamental notions about Lie color superalgebras.

首先根据有限交换群上对称双特征标的概念，给出着色李超代数的定义，并介绍关于着色李超代数的一些基本概念与基础知识。

7·It is shown that if a generalized symmetric system is controllable on a neighborhood of a point, then the system is controllable on some open set which includes the group action-orbit at the point.

文中证明了如果广义对称系统在一点的邻域可控，那么系统在包含该点群作用轨道的一个开集上是可控的。

8·In this paper, the authors give the globally classfication of the maximal totally geodesic submanifolds with maximal rank of normal Riemannian symmetric Spaces by computing the fundamental group.

通过计算全测地子流形的基本群，确定了紧正规黎曼对称空间的极大的极大秩全测地子流形的整体分类。

9·Using the group inverse, an explicit solution to a symmetric singular system is described.

利用群逆可以求得离散型对称奇异系统的显解。

10·In the paper using group theory a systematic and powerful computational methods are established to analyse symmetric structures.

本文利用群论建立起一套分析对称结构系统的有力的计算方法。