A new analysis of frequency hopped sequence based on time frequency presentation is proposed in the paper.
针对跳频信号的非平稳性，提出了基于时频表示的跳频信号分析方法。
Duplication within a single source or across sources as found through either a frequency distribution or a record linkage indicates that a consolidation is needed for presentation of the data.
通过频率分布或记录链接发现的单个源内或跨多个源的重复表示，需要通过合并来提供数据。
Contrast, spatial frequency, presentation time, moving velocity and phase reversal frequency of each grating are controlled independently.
每组光栅的对比度、空间频率、显示时间，移动速度和反相频率能单独控制。
Emphasis in the discussion is put on presentation of finite element method in frequency domain, in which transmitting boundary has been adopted.
文中重点讨论了具有工程实用价值的引入了透射边界的频域有限元解法。
It is such a medium demonstration or presentation software that coversfunctions of editing text, graph, picture, sound and video frequency.
是一种能够制作文字、图形、图象、声音、及视频剪辑于一体的多媒体演示或展示软件。
Objective To study the presentation of frequency doubling perimetry (FDP) in patients with primary open angle glaucoma(POAG).
目的探讨早期原发性开角型青光眼（POAG）倍频视野（FDP）的表现。
In order to overcome the discontinuities in the frequency domain of the TD PSOLA algorithm, a new method is proposed based on the sinusoidal presentation of speech.
本文针对PSOLA算法会引起频域上的不连续，提出了一种汉语语速调整的新方法。
In order to overcome the discontinuities in the frequency domain of the TD PSOLA algorithm, a new method is proposed based on the sinusoidal presentation of speech.
本文针对PSOLA算法会引起频域上的不连续，提出了一种汉语语速调整的新方法。
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