The analytical and experimental results are very useful for the rational use of Fourier spectrum analysis system.
文中的分析与结论对频谱分析系统的正确使用具有指导意义和实用价值。
Response spectrum analysis has become the mo st sophisticated seismic analysis method in codes for seismic design in the world.
振型分解反应谱法已成为各国抗震规范中最为成熟的结构地震反应分析方法。
Chapter 3 provides primary principles and approaches of ultrasonic spectrum analysis in accordance with features of ultrasonic testing signals.
第三章针对超声波检测信号特点，给出超声频谱分析的基本原理与方法。
The tests proved that this algorithm is correct and it can provide a better method for shock response spectrum analysis in engineering practice.
通过试验验证了算法的正确性，为工程实践中的冲击响应谱分析提供了一种通用性相对较好的分析方法。
The standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
数字信号处理中标准的频谱分析方法是离散傅立叶变换（DFT），典型的实现方法是快速傅立叶变换（FFT）。
The second chapter recommends spectrum analysis with FFT.
第二章介绍了用FFT来进行谱分析；
Full spectrum analysis is emphasized in frequency domain analysis.
在频域方面，重点介绍了全谱分析方法。
First, it introduces the principle and algorithm of frequency spectrum analysis.
首先讲述了频谱分析的原理以及实现的算法。
The whole system is composed of both virtual signal generator and spectrum analysis.
整个系统由虚拟信号发生器模块和频谱分析模块两部分组成。
In this paper, the DOA estimation is implemented by spatial frequency spectrum analysis.
本文从空间频谱分析的角度来实现这一估计。
This paper introduced a method of forecasting precipitation with frequency spectrum analysis.
本文介绍了用频谱分析法进行降水量分析和预报的基本方法。
The influence of some factors on pressure oscillation is studied by frequency spectrum analysis.
采用频谱分析方法，分析诸因素对压力振动特性的影响。
The paper uses MATLAB to simulate ASK, FSK, PSK modulation of digital signal and spectrum analysis.
运用MATLAB语言模拟实现了数字信号的ASK、FSK、PSK调制与频谱分析。
This paper introduces a new detecting array for micro multichannel imaging spectrum analysis system.
介绍一种新颖的微型多道成像光谱分析系统用的探测列阵。
Basic theory of spectrum analysis and Fast Fourier Transform (FFT) algorithm are briefly introduced.
简介了频谱分析的基础理论和快速傅利叶变换(FFT)算法。
This paper USES the method of noise spectrum analysis to analyze the enterprise noise of ferroalloys.
运用噪声频谱分析方法对铁合金企业噪声进行了分析。
Increasing the sampling rate of uniform time sampling, the errors of spectrum analysis can be reduced.
通过提高等时隙采样方法的采样率，可以减小谱分析的误差。
According to the spectrum analysis, the sediment load also fluctuated at the periodicity of 3a and 10a.
根据功率谱分析，入海泥沙还存在着3年和10年左右的周期性波动。
A new method of infrared spectrum analysis based on support vector machine for mixture gas was proposed.
介绍了一种基于支持向量机的混合气体红外光谱组分浓度和种类分析的新方法。
The entire system is a virtual signal generator and spectrum analysis module module composed of two parts.
整个系统由虚拟信号发生器模块和频谱分析模块两部分组成。
This paper introduces the methods of diagnosing the tooth-wear through the spectrum analysis of gear noise.
本文探讨了用齿轮噪声频谱分析来诊断齿轮磨损程度的方法。
Through the Zoom spectrum analysis of stator curr - ent. such defects as rotor bar break will be recognized.
通过对定子电流进行细化频谱分析，可以准确识别转子断条等一类故障。
By means of auto-correlation and spectrum analysis, we discuss in detail some physical mechanisms of the flows.
通过自相关与谱分析的方法，详细地讨论了这种流动的一些物理机制。
An improved neighborhood selection method combing with the SSA (singular spectrum analysis) technique is proposed.
结合奇异谱分析技术，提出了一种改进的邻域选取方法。
For uniform time sampling, the level of frequency fluctuation will greatly influence the results of spectrum analysis.
采用等时隙采样方法，频率随机波动的大小则会严重影响谱分析的结果。
One of the spectrum analysis methods suitable for speed information analysis in the noise radar signal is also introduced.
文章还介绍了一种适合于分析噪声雷达信号中目标速度信息的谱分析方法。
One of the spectrum analysis methods suitable for speed information analysis in the noise radar signal is also introduced.
文章还介绍了一种适合于分析噪声雷达信号中目标速度信息的谱分析方法。
应用推荐