It has been shown that many biomedical signal problems may benefit from time frequency analysis.
实际研究表明，时频分析方法能够解决很多生物医学信号问题。
Enter a start and stop time as well as the frequency of the task.
输入任务的启动和停止时间以及频率。
As always, blogging frequency will be subject to jet lag, time, and Internet access.
还是跟以前一样，博客更新的频繁取决于时差、空闲的时间以及能否上网。
That is, it generates one pure tone or frequency at a time.
它可以每次产生一个纯音或者频率。
Frequency level, time level, speed level.
频率级别，时间常数，速度级别。
This circuit is restricted to low frequency operation by the lamp time constant.
受灯泡的时间常数限制，本电路只能低频工作。
Generally the channel is both frequency selective and time selective.
一般的，信道既是频率选择性的又是时间选择性的。
Now we have a true time-frequency representation of the signal.
现在我们有了信号的一个时频表示。
It is very important for deformation analysis in time and frequency domains.
它对变形的时域分析和频域分析有着重要意义。
There is significant different for exercise frequency, time and intensity at different stage.
不同锻炼阶段参加闲暇体育锻炼的频度、时间和强度差别具有显著性；
So, would it take, for example, the same amount of time as the frequency?
它需要，比如说，和频率一样的时间吗？
Being bald-headed may take place may also take place by certain frequency at a time.
秃发可能发生一次也可能以一定的频率发生。
Ocean channel is such a complex environment that it varies in space, time and frequency.
海洋水声信道是一种极其复杂多变的时-空-频变参信道。
The concept of time - frequency power spectrum is introduced.
引出了时—频功率谱的概念。
The influence of time length and beat frequency on radar range is discussed.
讨论了信号时长和差拍频率对雷达作用距离的影响；
Result this circuit can do real time monitoring for frequency change of DNA hybridization reaction.
结果：该设计能时实动态显示出DNA杂交反应中频率的变化。
Frequency is the number of occurrences of a repeating event per unit time.
在单位时间内重复发生的次数，即频率。
Learn to use of prepositions and correct to say time use frequency adverbs.
学会用介词to表示时间并正确使用频率副词。
The frequency resolution and the character of real-time are also discussed.
同时对其频率分辨率和实时性进行了讨论。
Time-frequency system is employed for the channel.
通道采用时间-频率划分。
The time-frequency plane of a standard OFDM system is a rectangular grid.
标准OFDM系统设计的时-频面为矩形网格。
And ultra high frequency time series is tick-by-tick data, which contain plenty of market information.
而超高频时间序列是市场上每笔交易的实时数据，其中包含了丰富的市场信息。
Such assumptions sometimes may result in narrow frequency band, large time delay and unstable system.
这样得到的控制系统频带较窄、时滞大，还有可能出现控制系统不稳定。
Not only frequency and time, but qualitative has a good many problems.
开展活动的次数、时间、质量上都存在诸多的问题。
A method of signal time-frequency representation with phase factor is introduced.
描述了一种带相位因子的时频分析方法。
Frequency and Time Measurement Counter?
频率时间测量计数器FTMC ？
Frequency And Time Division Data Link?
频率和时间分开的数据链路FATDL ？
Frequency And Time Division Data Link?
频率和时间分开的数据链路FATDL ？
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