The sampling frequency is specified in samples per day.
抽样频率用每天抽样次数指定。
In the course of the sampling, the sampling theorem is a basic rule and points out the least sampling frequency for reconstructing the signals.
采样定理是采样过程中所遵循的基本规律，它指出了重新恢复连续信号所必需的最低采样频率。
The system is capable of sampling, conversion and various calculations in both time and frequency domains.
可完成数据的采集、转换，并进行时间域和频率域的多种运算。
But the high frequency of sampling will result in the increase in data collecting, thus reduce the velocity of leaking detection.
但采样频率过高会增加处理的数据量，从而降低泄漏检测的速度。
The high frequency clock allows for a greater sampling rate, which results in higher accuracy and faster signal processing capability .
高频时钟可支持更高的取样率，从而达到更高的精确度和更快的信号处理能力。
The frequency synchronization and sampling clock synchronization technique in high definition TV (HDTV) are investigated.
研究了高清晰度数字电视(HDTV)中的频率同步及采样钟同步技术。
By using MATLAB signal and using window method, frequency sampling and Chebyshev approximation the design of low pass digital filter in the toolbox have been processed.
采用窗函数法、频率抽样法和切比雪夫最佳一致逼近法，通过调用Matlab信号处理工具箱中的函数设计低通数字滤波器。
In order to decode the file you need the width of the samples (number of bits), and the sampling frequency (Hertz), and the number of channels present.
为了解码需要样品的宽度文件(比特数)，和采样频率(赫兹)，和本的信道数。
The frequency pseudocolor-coded speech spectrogram is then obtained by means of a sampling narrow slit placed at Fourier plane in white-light optical spectrum analyzer.
然后在白光光学频谱分析系统中，利用放置在傅里叶频谱面上的取样狭缝得到按频率假彩色编码的频谱图。
Frequency sampling is one of the popular methods in FIR digital filter design.
频率采样技术是FIR数字滤波器设计的常用方法之一。
How to select sampling frequency reasonably is an actual problem in designing the real time digital control system.
合理选择采样频率是设计实时数字控制系统遇到的实际问题。
We describe the synchronization technique in several keys including symbol timing, carrier frequency offset estimation and sampling clock offset estimation.
符号定时同步技术，载波频率同步技术和采样钟同步技术等几个方面。
In this paper, it is introduced to the influence of cavitation factor, measurement taps, sampling frequency and sampling time on the test result in pressure fluctuation test of the water turbine.
介绍了水轮机压力脉动试验时空化系数、测量位置及测点、信号采样频率及采样时间等因素对试验结果的影响。
With this system, a varying frequency can be measured automatically in high sampling frequency, and the data are saved in a disk.
它能以较高的采样频率，对一动态变化的频率进行自动测量，并将数据存盘。
The recursive Fourier algorithm is used in frequency measuring to dynamically track the frequency change and real-timely adjust the sampling rate for fixed sampling points.
采用递推傅氏算法测频，动态跟踪频率变化，实时调整采样率进行定点采样；
In order to simulate narrowband reverberation time series easily, the simulation method designed based on simulating reverberation complex envelop, which is feasible for any sampling frequency.
针对窄带发射信号，为了便于计算，设计了一种适用于任意采样率的基于复包络的混响信号仿真方法。
The researches indicate that applying DASP technology in test instrument platform can extract high frequency signals with lower sampling rate effectively, and improve test precision and efficiency.
研究表明DASP技术融入测试平台能以较低的采样率有效地提取高频信号，提高了测试精度和效率。
In the MTF measurement, the object is slant edge, compared with old edge measurement, it has no Angle adjustment device, and improved sampling frequency.
调制传递函数的测量中，采用倾斜刀口作为分析对象，与传统的竖直刀口采样相比，省掉了角度调整装置，并且提高了采样频率。
By using the special reconstruction principle and the superiority in decreasing sampling frequency, the application of periodically nonuniform sampling in frequency selection is also presented.
介绍了用滤波器组重构多阶采样信号的原理，并且利用多阶采样特殊的重构原理以及在降低采样率上的优势，介绍了多阶采样在频率选择上的应用。
When the DPCA condition is not satisfied, the error of sampling position can be compensated by a linear phase in Doppler frequency domain.
在不满足DPCA条件时，采用在多普勒频域乘以线性相位的方法来实现平动补偿。
The traditional way is to obtain the sub-image by sampling the noised image in spatial or frequency domain, then calculate its variance to replace that of the original noise.
传统方法是通过空域或频域采样，得到该子噪声图像，然后直接对其估计方差，它对图像信息的分布有要求。
But when the sampling frequency of successive-approximation ADC is too high, the switched capacitor can't be charged properly. And this will result in too big conversion error.
但当逐次比较式adc的采样频率过高时，会使其内部采样保持的开关电容充电不充分，从而导致ADC转换误差过大。
An efficient method is presented to find the minimum valid sampling frequency for bandpass sampling of multiband signals in software defined radio (SDR) technology.
针对软件无线电(SDR)技术中的多频段信号带通均匀采样技术，提出了一种能够高效、准确地求解最小采样频率的方法。
In order to compensate the nonlinear errors induced by the rectification for high frequency vibrations in the inertial measure unit (IMU), the paper presents a new random sampling method.
为了补偿由于惯性敏感元件高频振动整流所引起的非线性输出误差，研究一种新的补偿方法——随机采样法。
The time-frequency domain sampling characteristics of periodic signal, the truncation error and the spectrum leakage error caused by asynchronous sampling are discussed in detail.
讨论了周期信号取样的时域频域特性、非同步取样引起的截断误差和频谱泄漏误差。
Even if the sampling rate is high, the method makes part of a low blood flow signal clearly visible in frequency domain, and more detailed blood flow sonogram can be obtained.
该方法可以在高采样频率条件下实现低流速血流信号的局部可视化，同时由于局部范围内采样分辨率的提高，将获得更细致的血流声谱图。
But the large amount of data needed to be processed limits the sampling frequency and the responding velocity, makes it not practical in real time system.
但由于数据量大，采样率低，响应速度受到限制，使它在要求实时响应的小型系统中很难得到应用。
The key technologies applied in this system, such as synchro-sampling, frequency tracking and Ethernet communication, are expounded.
在简述其结构的基础上，对故障录波系统的频率跟踪技术、同步技术以及以太网通信等关键技术进行了阐述。
The key technologies applied in this system, such as synchro-sampling, frequency tracking and Ethernet communication, are expounded.
在简述其结构的基础上，对故障录波系统的频率跟踪技术、同步技术以及以太网通信等关键技术进行了阐述。
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