Moreover, corresponding to different filter length N and frequency vector setting modes(traditional symmetry or even symmetry), 4 types of all-phase half-band filters were designed.
并针对不同的滤波器长度N和频率向量的设置（传统对称或偶对称），设计出了4种全相位半带滤波器。
Thornhill also points to the booming nip-'n'-tuck business—which is very much about improving a person's symmetry—as evidence that people find the quality attractive.
特霍西尔还谈到当前很火的的整容行业（主要是改善对象的对称性），作为人们视对称性具有吸引力的证据。
Necessary and sufficient conditions are given on the symmetry of points and n-1 dimensional hyperplane of function of many variables in then-dimensional Euclidean space.
在n维欧氏空间内，给出了多元函数分别关于点、n-1维超平面对称的充要条件。
Necessary and sufficient conditions are given on the symmetry of points and n-1 dimensional hyperplane of function of many variables in then-dimensional Euclidean space.
在n维欧氏空间内，给出了多元函数分别关于点、n-1维超平面对称的充要条件。
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