frequency analysis的例句大全

The paper first analyzed these two time frequency analysis methods& short time Fourier transform and short frequency time transform, and illustrated that time frequency analysis method can be used to depict temporal properties of signal in detail by theoretical re cords;

本文首先分析了短时Fourier变换和短频时间变换这两种时频分析方法，通过理论记录说明时频分析方法可以细致地刻画信号的时间特性；

The wavelet analysis is a newly developed time frequency analysis method.

小波分析法是一种新近发展起来的新的时频分析方法。

Frequency Analysis of Transient Current Controlling for GTO Thyristor Chopper

瞬时值控制GTO斩波器的频率分析

Research on Vibration Rod Level Sensor's Natural Frequency Analysis and Test Method

振动式料位计固有频率分析及测试方法

Therefore, the deposition cycles and track sequence interfaces distinguished by 3D wavelet time frequency analysis method can be used to determine reservoir areas.

利用小波三维时频分析方法划分的沉积旋回和物性变化规律可以进行层序界面追踪，并进一步确定储层范围。

AM-FM Interference Mitigation for Global Positioning System Using Time Frequency Analysis and Synthesis

基于时频分析和综合的GPS抗AM-FM干扰技术

A New Method of Computing Statistical Parameters on Frequency Analysis

频率计算中推求统计参数的一种新方法

Time and Frequency Analysis of the Bridge Dynamic Load Monitoring Instrument

桥梁动载监测仪的时频分析编程实现

Approaching how to distinguish outlier from different parameter estimation methods. And used this standard ( large than EX+ 3 x σ X) to estimate the design sub stage maximum tidal levels using the frequency analysis.

探讨了不同参数估计方法下如何判别特大值，并用得到的判别标准（大于EX+3×σX）对修正后的分期最高潮位序列进行频率分析确定了分期设计最高潮位。

A method for fault diagnosis in controlled rectifier based on frequency analysis

一种基于频谱分析的可控整流电路故障诊断方法

Red Tide Frequency Analysis and Forecast

赤潮发生的频率分析和预报

The frequency analysis on the temperature fluctuation of the cold store

冷库温度波动频域分析

Red Tide Frequency Analysis

赤潮发生的频率分析红色（英文）38℃的红色

Split Spectrum Processing Based on Time Frequency Analysis

基于时频分析的分离谱处理

On one hand, the system implements remote state monitoring, the other hand, it also provides fault analysis maps in forms of time domain and frequency domain waveform map for expert analysis and fault diagnosis.

一方面实现了设备的远程状态监测，另一方面还提供了时域和频域故障分析图谱，供专家进行故障分析和诊断。

The three-dimensional sound graph may show the relations among time 、 frequency and intensity, which can be selected to show in color or monochrome mode. A movable cursor is set up to select and show two-dimensional analysis graph of frequency and intensity at some time arbitrarily.

三维声图可显示时间、频率与声强的关系，可以选择彩色或灰度显示，并设一可移动光标，可任选显示某时刻频率与声强二维分析图。

Signal analysis results show that acoustic emission signal is difficult to extract features from only purely time domain or frequency domain processing.

分析结果表明：声发射信号难以从单纯的时域或频域进行数据处理提取到特征。

We classify these existing channel estimation algorithms into two categories: frequency domain processing methods and time domain processing methods, and make detailed analysis and comparison between them.

我们将基于频域导频的信道估计算法分为频域估计算法和时域估计算法两类，对它们各自的技术优点和缺陷进行了分析和比较。

The model includes satellite signal and interference signal, antenna array, radio frequency processing and signal processing, etc. The dissertation studies the technological data and performance of every model by theoretical analysis and simulating.

模型包括了卫星信号和干扰信号模型、天线模型、射频处理模型、信号处理模型等。通过理论分析和仿真，研究了各模型的指标和性能。

It produces the primary signal first to carry on the display of time domain, the display of frequency domain and frequency spectrum, and compose the observing signal; finally it carries on the correlation analysis again after the signal filtered to remove the harmonic interference signal.

首先是对原始信号进行时域波形显示，频域频谱显示，初步观察信号的组成，最后再对滤波后的信号进行相关分析，除掉谐波干扰信号。