The surface acoustic wave (SAW) sensor can transform the measured object into frequency output, viz a kind of digital signal output.
声表面波(SAW)传感器能将被测量转换成容易检测的频率信号，即一种准数字信号的输出。
The shift method presented recently is a flume wave measurement method based on light refraction and Hilbert transform.
最近提出的偏移算法是一种基于光线折射和希尔伯特变换的水槽波浪测量方法。
Holographic optical elements (HOE) can transform optical wave field.
全息光学元件能够完成光波场的转换。
In this pater, using parametric transform method direct derive soliton wave equation of loss optical fibers and elementary soliton solution.
本文用参量变换法直接导出了有耗光纤的孤波方程及其基态孤子解。
Study the international research in the field, it has used surface acoustic wave device or switched-capacitor circuits to realize wavelet transform and its reconstruction devices.
从目前国内外对该领域的研究状况来看，已经有应用声表面波器件及开关电容电路进行小波变换及重构器件的实现。
On the basis of the applications of MMW sensors to the munitions, this thesis analyses the wave characters of MMW sensors 'signal, use wavelet transform to extract the features of target information.
以毫米波敏感器在军事中的应用为背景，对毫米波敏感器信号的波形特征进行分析，采用小波变换进行目标信息的特征提取。
Taking the negative pressure wave produced by pipeline leakage as a transient signal, the multi scale wavelet transform can be utilized to identify the pipeline leakage signal in local.
利用多尺度小波变换，把管道泄漏产生的负压波信号作为瞬态信号，来识别管道的局部泄漏特征。
The pseudo-spectrum method uses Fourier transform and finite difference to solve wave equation. It is one of the important methods used to simulate the seismic wave field.
伪谱法利用傅立叶变换和有限差分求解波动方程，是三维波场正演模拟的重要方法之一。
In this paper, Laplace transform is applied to solve a solution of mixed question which satisfies the second boundry condition of the wave equation.
本文应用拉普拉斯变换，求出了一个波动方程第二边界条件的混合问题的解。
The harmonic screw type valve is driven by the double wave harmonic screw. It can transform circle movement to line movement for the closing and opening of the valve.
谐波螺旋式阀门采用双波谐波螺旋传动，实现由圆周运动向直线运动的转化，实现阀门的启闭。
Based on the characteristics of wavelet transform, the wavelet Singularity Detection is used to locate the feature point and anomaly extension of the Rayleigh wave dispersion curve.
基于小波变换原理，利用小波分析中的奇异性检测方法来对瑞利波频散曲线的特征点和波动区段定位。
The normalized full gradient and phase of gravity anomalies have been studied by potential field conversion and fast Fourier transform in wave-number domain.
用波数域的位场转换和快速傅立叶变换理论研究重力归一化总梯度和归一化相位；
The thermal equation and wave equation are solved by the methods of Hankel transform and steepest descent, and the general expression of displacement is obtained.
在二维情况下，忽略热扩散效应，利用汉克尔积分变换法和最陡下降法，求解热扩散方程和波动方程，得出了位移的解析表达式。
The wavelet transform is of good localization property in the domain of time and frequency, which provides a comprehensive application in processing acoustic wave.
小波变换同时有在时间域和频率域对信号进行局部化的特点，使其在声波信号处理中有着广泛的应用前景。
Between the cusps, the waveform of the q-SV-wave is the Hilbert transform of the force time-dependence.
在尖点之间，准s V波的波形是时变力的希尔伯特变换。
The big peak is a synthetic wave because those micro-fields transform one after another in very short time during the course of quick heating.
单一大峰是在升温速率较快的条件下，各微区在较短时间内相继发生相变而形成的单一合成波。
The transform density logging instrument of type SFB98D is used to measure the quality of solidity well with full wave series.
SFB98D变密度测井仪是通过测量全波列来衡量套管井固井质量的一种仪器。
Waves transform into fish and back again, schools of fish surge as if a wave.
海浪变成鱼群，然后又变成海浪；鱼类学校像浪潮一样翻滚。
The primary function of the auxiliary signal generator is output sine wave or SWIFT (stored wave form inverse Fourier transform) wave at the scheduled time.
辅助信号发生器的主要功能是在规定的时间段内输出正弦波或者任意波形。
The Green's functions for electric and magnetic vector potentials in a sectoral wave guide and its cavity are derivated by using the separation of variables, Fourier transform and residue theory.
文中介绍了扇面直波导及其腔体中电矢量位和磁矢量位的格林函数，采用分离变量法、傅里叶变换法和留数定理导出了格林函数的具体表达式。
Based on the fast Fourier transform (FFT) algorithm, the wave-front reconstruction algorithm of Shack-Hartmann sensor is described.
提出了一种应用快速傅里叶变换算法提高哈特曼夏克波前传感器波前重构实时性的快速算法。
Reflection energy is extracted from the split fast and slow S wave components, and then imagery processing is carried out for it using VSP-CDP transform method.
从分离的快横波分量中提取反射能量，然后用VSP-CDP变换方法作成像处理。
The tidal wave of new military transform rolls up the world, the us new military transform pushes numerous nations to develop the military replaces or transforms competitively.
世界新军事变革的浪潮席卷世界，美国的新军事转型推动着众多国家竞相开展军事变革或转型。
Ultrasonic sensor is an instrument which transform sound into electricity, therefore, it is also called ultrasonic wave transducer.
超声波传感器是实现声电转换的装置，所以，又称为超声波换能器。
The simulation and the experiment results demonstrated the precision of cross path integration techniques, Fourier transform integration and area wave-front reconstruction method.
通过计算机模拟和波面实际测量，对十字路径积分法、傅里叶变换积分法和区域波前重构法三种主要算法的重建精度进行了对比研究。
The two-dimensional fast Fourier transform (2D-FFT) method has been used to analyze the ultrasonic signals where different wave modes overlaid in the time domain.
利用二维快速傅立叶变换的时频分析方法，对有限元计算得到的时域信号进行了分离，得到了各个模式超声波的相速度色散曲线。
A new coordinate transform is here introduced to obtain a new family of wave equation migration algorithms.
本文提出一个新的坐标又换，可得到一套新的波动方程偏移算法。
Based on the analysis of the traveling wave with wavelet transform, this paper presents a new method of traveling wave differential protection based on the wavelet transform.
文中在对行波的小波分析的基础上，提出了基于小波变换的行波差动保护原理和算法。
The zero-crossing of the wavelet transform of the normal person pulse-wave is found out as a fact that its the wavelet transform coefficients correspond strictly to its time field characteristic.
分析了正常的人脉搏信号的小波域特征，发现脉搏信号的时域特点严格对应于其小波变换的过零点。
The zero-crossing of the wavelet transform of the normal person pulse-wave is found out as a fact that its the wavelet transform coefficients correspond strictly to its time field characteristic.
分析了正常的人脉搏信号的小波域特征，发现脉搏信号的时域特点严格对应于其小波变换的过零点。
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