frequency domain analysis

The frequency domain analysis can get many characters which can not get by the time domain analysis.

在频域上分析语音信号，可以使信号一些在时域上无法表现出来的特征变得十分明显。

The time domain curve of a moving body is directly perceivable, but the motive characteristics of the body can be shown further by using the frequency domain analysis.

物体运动的时域曲线具有直观性，频域分析可以更深刻地认识物体的运动特性。

The main analytical method of unsteady flow in pipelines includes frequency domain analysis and time domain analysis.

管道中非稳定流动的分析方法主要有频域法和时域法。

The program, which is coded in C, puts time and frequency domain analysis, graph display and plotting together into one integral unit, capable of analyzing and studying any kinds of partial response.

该程序用C语言编程，将时域一频域分析、绘图、打印结合为一体，可对各种类型的部分响应进行分析研究。

All subjects are graduate and doctoral students in Tokushima University in Japan. ( 3) Feature extraction: we use time domain analysis and frequency domain analysis to extract a combination of EEG features.

所有被试均来自日本德岛大学的研究生和博士生。（3）脑电信号的特征提取：本研究采用时域分析和频域分析相结合的方式来提取脑电信号特征。

Vibration test of pole-shaped grain is conducted under various frequencies. The experiment results of acceleration frequency response is in agreement with theoretical data, which shows VFD model can also be used in SMR frequency domain analysis.

同时，杆状药柱在不同频率下简谐振动试验的加速度频响函数与VFD理论分析结果比较接近，说明这种模型也可以用于药柱的频域响应分析。

Optimal control pilot modeling technique in frequency domain analysis is an effective methodology used to analytically evaluate the handling qualities of aircraft with fly by wire flight control systems in the approach and landing task.

采用最优控制驾驶员模型在频率域内分析是理论评价电传操纵飞机着陆下滑状态飞行品质的一种有效方法。

A temporal and frequency domain analysis of the optical responses in tissue acted by ultra-short laser pulse ── dirichlet boundary condition and isotropic point source

超短激光脉冲作用下生物组织体光学响应的时域和频域分析&Dirichlet边界条件和无向点激励源

Considering the body dynamic constraint, system parameter identification method based on frequency domain analysis and correlation is bring forward. It is shown that the complicated identification problem in time domain model can be rather simple in frequency domain model.

结合载体动态约束，提出了基于相关频谱分析的系统参数辨识方法，指出在时域分析模型中相当复杂的辨识问题，在频域分析模型中可具有简单的形式。

Frequency Domain Analysis on Wind-Induced Dynamic Responses of Arched Corrugated Steel Roof

拱型波纹钢屋盖结构风振响应的频域分析

The stability of the two hydraulic systems is analyzed through frequency domain analysis method. ( 4) MATLAB/ Simulink software is used to establish the simulation model of the hydraulic system, dynamic analysis of system response characteristics through time-domain analysis method.

利用MATLAB/Simulink软件建立液压系统的仿真模型，运用时域分析法分析系统的动态响应特性。

Methods By elevating the pelvis pressure and stimulating RM or to clamping the right carotid artery, HRV was calculated by frequency domain analysis.

方法于肾盂内加压刺激肾内机械感受器（renalmechanoreceptors，RM）或夹闭颈总动脉，作HRV频域分析。

Applied the frequency domain analysis to the locale fault diagnosis;

介绍了振动信号的频域分析方法，研究了频域分析在设备故障现场诊断中的应用；

The acoustic BEM includes the method of frequency domain analysis and time domain analysis.

声辐射边界元算法可分为时域分析法和频域分析法。

At the same time, monitoring system provides full position and wide band of vibration data to PC Analysis System. Time domain analysis and frequency domain analysis based on these data. Monitoring parameters can be revised.

监控系统又同时向上位分析系统提供全方位全频段的振动数据，这些数据作为风电机组振动的时域分析、频谱分析依据，并进一步修订监控参数，提高风电机组监控的控制精度和技术水平。

HRV data including time domain analysis and frequency domain analysis were analyzed.

HRV分析包括时域分析和频域分析。