Through analyzing the mechanism of FFT, an approximate formula for image transformation is proposed at first.

本文主要圍繞著局部支撐的基函數(shù)展開，建立了一系列視覺信息處理模型和快速算法影音先锋zyz。

The quadrature formula about surface integral on any quadrilateral element is deduced by means of isoparametric transformation and bilinear interpolation.

通過對三維有界區(qū)域的邊界曲面作四邊形網(wǎng)格剖分www.zxdwt.com，用有限元方法處理高斯公式中的曲面積分，由等參變換及雙線性插值導(dǎo)出任意四邊形單元上曲面積分的數(shù)值求積公式九九热线精品视频16首页。

A rigorous coupled wave theory for the Bragg diffraction of a Gaussian beam in the uniaxial crystal is derived and a group of rigorous coupled wave equations and diffraction efficiency formula are obtained in terms of the proper coordinate transformation and Riemann method .

利用適當(dāng)?shù)淖鴺?biāo)變換和黎曼方法建立了高斯光束在單軸晶體中布拉格衍射的嚴(yán)格的耦合波理論，獲得了一組嚴(yán)格的耦合波方程和衍射效率計算公式，討論了衍射效率隨折射率調(diào)制量的關(guān)系以及波長選擇性和角度選擇性，同時分析了衍射效率對再現(xiàn)光寬度的要求高清无码乱伦a。

With mathematical calculation on matrices, the transformation formula between tool and workpiece is obtain to build a kinematics model for rotary broaching.

首先亚州a综合图片一区二区，依據(jù)數(shù)學(xué)矩陣運算的方式一级做α爱过程免费视频，推導(dǎo)刀具與工件之間的座標(biāo)轉(zhuǎn)換公式人人摸人人人草，建立一套旋轉(zhuǎn)拉孔的運動學(xué)模式。

I am in the teaching and problem-solving process, some of their predecessors encountered a better summation of the series method is summarized and collated in order to review the future of teaching and better transport specific as follows:①direct sum of the Law;②reverse the sum of the Law;③dislocation of subtraction;④Sub-group transformation;⑤Cancellation of law crack;⑥Sum formula.

本人在教學(xué)和解題過程中久久影院jiujiure99，對遇到的前人的一些較好的有關(guān)數(shù)列的求和方法進(jìn)行了歸納和整理一级毛片91网站十年网站，以便在以后的教學(xué)和復(fù)習(xí)中更好地運具體敘述如下

An experimental formula of bending loss is suggested on the basis of conformal transformation and normalized approach used in analysis of curved optical waveguides.

介紹了分析波導(dǎo)彎曲損耗的保形變換法和歸一化方法以及由此得到的波導(dǎo)彎曲半徑與彎曲損耗的關(guān)系式。

Under the condition of the steady flow, by means of conformal transformation , the authors derive a production formula of a horizontal well in the center of a reser.

文中在保證地層內(nèi)具有穩(wěn)定流動的基礎(chǔ)上，利用保角變換對頂?shù)撞粷B透油藏中心有一口水平井的產(chǎn)量公式進(jìn)行了重新推導(dǎo)，給出了水平井產(chǎn)量公式的修正公式婷婷五月国产精品一区二区，并且利用等值滲流阻力法進(jìn)行了解

In the first step,through using the formula of the conformal transformation,a continuous medium with regulation boundary in original area could be transformed to a homogeneous medium with anomalous boundary in complex area,so the new constant velocity field could be more adapt to the current Stolt migration's conditions.

首先亚洲毛片无码一区二区，利用保角變換法可將不規(guī)則邊界的單連通區(qū)域轉(zhuǎn)變成規(guī)則邊界的原理午夜国产性爱影视在线超黄超污A片，將規(guī)則邊界的連續(xù)介質(zhì)場轉(zhuǎn)變成不規(guī)則邊界的均勻介質(zhì)場，使該均勻介質(zhì)場更適應(yīng)現(xiàn)有Stolt等偏移方法對速度場的要求人人操人人干人人擦；其次免费黄色网站视频亚洲，對改變了區(qū)域的模型地震記錄進(jìn)行常規(guī)的偏移成像處理jk黄色网站；再利用推導(dǎo)出的反變換公式對成像結(jié)果進(jìn)行反變換，得出模型的真實偏移成像結(jié)果www..com5566品久久99。

This dissertation first puts forward the model of driving force transformation which the contact region of stator and rotor is divided into three relative sliding areas such as braking—driving—braking by means of research on vibration characteristics of USM stator surface points and micro driving course to rotor, this model can explain variation regularity of USM load characteristics, moreover, simplified calculation formula of rotor driving force concerned with stator teeth is set up.

本文通過對行波超聲馬達(dá)定子表面各點的振動特性和定子對轉(zhuǎn)子微觀驅(qū)動過程的研究老熟女AV午夜，首次提出將定子和轉(zhuǎn)子接觸區(qū)劃分為制動區(qū)—驅(qū)動區(qū)—制動區(qū)三個相對滑動區(qū)的驅(qū)動力轉(zhuǎn)換模型，這一模型能夠解釋超聲馬達(dá)負(fù)載特性變化規(guī)律黄色视频在线观看com，并建立了計及定子齒的轉(zhuǎn)子驅(qū)動力計算簡化公式吹朝A片视频日本一区二区，該式能應(yīng)用于多于兩個定子齒驅(qū)動的轉(zhuǎn)子驅(qū)動力計算欧美一级精品黄视频。

Via the stochastic averaging method, the four-dimensional system is reduced to a two-dimensional one. Through the logarithmic polar transformation , and then Girsanov theorem and Feynmann-Kac formula, the backword differential operator is then obtained. By expanding the eigenfunctions as a Fourier cosine series, the approximate analytic expansion of the moment Lyapunov exponent is then obtained.

首先在經(jīng)典二元機(jī)翼顫振方程加入隨機(jī)激勵欧美一级黄片播放，通過隨機(jī)平均法黄色一级片一，Girsanov定理和Feynmann-Kac公式得到關(guān)于矩Lyapunov指數(shù)的特征值問題，其次采用Fourier余弦級數(shù)對特征函數(shù)進(jìn)行正交展開得到系統(tǒng)矩Lyapunov指數(shù)的近似解析式。