Extracting precisely the vibration signals' characteristics in time and frequency of typical faults is a key to mechanical failure diagnosis.
准确地提取各种典型故障的振动信号的时频域特征是进行机械故障诊断的关键。
Extracting precisely the vibration characteristics of typical gearbox faults is a key to its diagnosis.
准确地提取各种典型故障的特征是进行齿轮箱故障诊断的关键。
Extracting of radar in-pulse characteristics is an important technology to sort and recognize intercept signal from the radar countermeasure systems.
信号脉内特征提取技术是雷达对抗系统分选、识别截获信号的关键技术。
With consideration of the effects of phase characteristics, direct component and digital truncation, a method for extracting wavelet near a well by using seismic and log data is proposed.
提出了一种利用地震和测井资料、综合考虑子波相位特性、直流分量和截断效应的影响，提取井旁子波的方法。
Extracting in-depth characteristics of cell voltage fluctuation is an important foundation of systems diagnosing working conditions for aluminum reduction cells.
从槽电压波动中提取特征，是建立相应的槽况诊断系统的重要基础。
This paper introduces mainly several kinds of extracting methods of the natural pigments and their characteristics, as well as some applications of the natural pigments.
本文主要介绍天然色素的几种提取方法及其特点和一些天然色素在某些方面的应用。
The first stage should be the selection of an appropriate color space and extracting the major color characteristics when describing and processing an image with computer.
用计算机描述和处理图象颜色首先要选择合适的颜色空间（模型），并提取图象的主要颜色特征。
The method of extracting dynamic characteristics of system based on step response is researched mainly in chapter three.
第三章主要研究基于阶跃响应的系统动态特性的提取方法。
There two extracting strategies in this thesis: (1) Transform the device characteristics equation to linear form and use "least squares fit" method to extract relevant parameters.
本文主要采用了两种参数提取方法：(1)将器件特性方程线性化，用最小二乘法提取相应参数。
A method for extracting the characteristics of one dimensional curves by trigonometric fitting is now proposed.
介绍了一种用三角形拟合的措施提取一维曲线的特征进行模式识别的新方法。
In this paper, an automatic approach for extracting main city roads based on straight lines is developed, in which main city roads are modeled according to their characteristics in the image.
该文根据城市主要道路在图像中的特性进行了模型化处理，进而提出了基于直线的、自动提取的方法。
Using mathematical morphology to get grey scale matrix of facial imagines, in addition extracting their grey characteristics through K-L transformation, these unique eyes and faces are be formed.
采用基于数学形态学腐蚀运算来获得人脸图像的灰度距阵，然后用K-L变换来提取人脸图像的灰度特征，从而形成形态特征眼和形态特征脸。
Heaping leaching for gold extracting is widely used in the gold enterprises because of its notable characteristics.
堆浸法提金由于其显著的特点而广泛应用于黄金生产企业。
The important of the research is three extracting methods of wooden plank color characteristics.
本文研究的重点是提出了三种木质板材颜色特征的提取方法。
The process and characteristics of the PSA technology used in hydrogen extracting from coke oven gas of the cold rolling engineering of Handan Iron & Steel Co.
介绍了变压吸附（PSA）技术在邯钢冷轧工程中应用于焦炉煤气提氢的工艺及特点。
The master system takes charge in managing and controlling the whole system, extracting the signal characteristics of the stress wave and calculating the holing position.
主机系统负责系统运行的管理与控制、应力波信号特征提取和定位计算；
Characteristics of extracting method are analyzed here, so do the effects of velocity and velocity estimated error on this method.
本文分析了目标抽取算法的特点及速度、速度估计误差对此方法的影响。
Moreover, by extracting shape invariant moment characteristics of object region, this paper also presents a BP neural network based object recognition method.
对分割后的目标，提取不变矩特征，然后利用人工神经网络实现了运动目标的快速识别。
Methods:The extracting conditions and adsorptive characteristics and elutive parameters of the process were studied by taking the extraction efficiency and purified ratio of Rheum as mark.
方法以大黄总蒽醌的提取率及洗脱率为考察指标，考察大黄的提取条件及大孔吸附树脂富集、纯化大黄总蒽醌的吸附性能和洗脱参数。
An extracting device extracts secondary characteristics of the subsequent vowel component separated from the lead consonant component.
发生装置根据第一及第二特征产生替代元音成分；
Extracting heat from hot dry rock (HDR) and nuclear waste disposal both need researches on granite mechanical characteristics at high temperature and high pressure in depth.
高温岩体地热开发及核废料的地下处置等需要对高温高压下花岗岩体的力学行为进行深入细致研究。
Extracting heat from hot dry rock (HDR) and nuclear waste disposal both need researches on granite mechanical characteristics at high temperature and high pressure in depth.
高温岩体地热开发及核废料的地下处置等需要对高温高压下花岗岩体的力学行为进行深入细致研究。
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