查询词典 variation principle

The principle of this method is T_c measure the variation of susceptibility of magnetic materials with temperature near Curie point.

新方法的原理是在弱交流场下，测量磁性材料的磁化率κ随温度的变化，从而确定它的居里点。

At the condition of high spacial frequency, the principle and methods of image blind deconvolution has been studied, and the method of regularization image blind deconvolution based total variation has been used in the restoration problem of the 1-D bar code signals. The problem of blurring and interaction of bar signals under convolution with the SPF was solved with the method.

研究了图像盲目反降晰的基本原理与方法，并将基于总变分的正则化盲目图像反降晰方法应用到我们的一维条码信号的复原问题中，很好地解决了高空间频率条件下因光学系统点扩散函数带来的信号降晰及边缘混叠问题。

For the generation of hull form, the mathematic principle of DMSL method is exploited and the contours are designed in detail. Based on Michell integral and the development of wave making resistance theory, a variation method is proposed to connect the hull form with WMR.

然后在概述了兴波阻力理论发展的基础上，推导出了基于Michell积分的兴波阻力对于容许曲面的变分，从而将线型的变化与波阻的变化联系起来，为设计提供了有力的参考。

After a description of the basic principle of vertical ultrasonic guided wave, this paper has made an analysis on the variation of the displacement offset of vertical mode variant with frequency; it has also presented an approach by which a pectinate symmetrical transducer be used to effectively detect pipeline flaws.

在纵向超声导波基本原理的基础上，分析了两种纵向模式位移分量随频率的变化而变化的情况，给出了一种梳状对称换能器对管道缺陷的有效检测。

On this basis, anoptimization algorithm library named OPTLIB is formed. The study of dynamic optimization theory is followed. To solve the problem of thecoupling of the static and the dynamic parameters of the flying vehicle design, some auxiliaryvariables are introduced to deal with them together. Then the calculus of variation is adoptedand augment form of Pontryagin's Maximum Principle is derived.

研究了飞行器设计中的典型动态优化问题——轨迹优化问题及算法，针对飞行器设计中的静态参数和动态参数互相耦合的问题，引入辅助变量将静态参数和动态参数统一处理，在此基础上用变分法推导了极大值原理的增广形式，证明了单独的静态或动态最优并不等于总体最优。

The paper introduced the working principle and technique prepotency of gas air-conditioning and analysed load variation orderliness and the contribution of developing gas air-conditioning to seasonal peak shaving of electric power system and gas system.

介绍了燃气空调机的工作原理和技术优势，分析了燃气系统和电力系统负荷变化规律，以及发展燃气空调对于燃气和电力系统季节性调峰的作用

By investigating Euler\'s application of variational mathematics to mechanics, especially his principle of least action,the mechanics background of his research and its influence on Lagrange are revealed.6.By the discussion of Lagrange\'s innovation and generalization of the calculus of variations,the reason why Lagrange puts forward his method of variation by comparing Euler\'s method is explained.

深入细致地分析了拉格朗日对变(来源：ABC论文2d网www.abclunwen.com)分法所做的变革和发展：(1)通过比较欧拉方法和拉格朗日方法，探讨了拉格朗日变分方法——δ-方法提出的动因；(2)详细论述了拉格朗日早期对变分法发展所作的重要贡献；(3)探究了拉格朗日δ-方法由非参数形式向参数形式转变的原因。7。

It is pointed out, while expounding the principle of chopper speed variation, that the value of peak current can affect the service life of components and so it is necessary to control.

文章阐述了斩波调速原理，指出峰值电流的大小会影响元器件的寿命，所以有必要对瞬时电流的大小进行控制。

So, many problems still need to be solved in the further.Starting from the practical requirements of control and management of enterprises customer relationship, this paper first analyzes the economic principle about formation and variation of enterprises customer relationship.

尽管有关顾客关系管理的研究已开展多年，可是企业与顾客关系本身的复杂性，大大增加了顾客关系控制与管理的难度，有关顾客关系的基础理论研究还有许多工作尚待进一步深入。

The results showed that the thickness of dentin substrate can have some influence on peak value of Maximum principle stress (Variation 4%). The influence sensitivity decreased with the increase of dentin thickness.

结果发现模型中不同牙本质厚度会对粘结界面的最大主应力峰值产生一定水平的影响(变化范围4%)，其随厚度增大敏感度逐渐下降。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。