出发

A general formula for computing the OTF of a defocused optical system is derived from the Kirchoff diffraction integration under an approximate condition which is weaker than the Fresnel condition.

本文从基尔霍夫衍射积分公式出发，在弱于菲涅耳条件的近似下，以高斯像面的像差量及系统的离焦量为参变量，导出了便于计算离焦光学系统的OTF的普遍算式。

A method for the generation of Weierstrass fractal surface is presented,based on Helmholtz equation,with the Kirchhoff approximation,the calculus formula of light scattered field on the 1-D Weierstrass fractal suface is deduced.

采用Weierstrass分形函数模拟实际粗糙表面，从简谐光波满足的亥姆荷兹方程出发，利用基尔霍夫近似推导出一维Weierstrass分形粗糙表面的光散射场的积分公式，考虑遮蔽效应后数值计算并分析了表面散射光强的角分布特性。

And then, the GFNN (generalized fuzzy neural network) is put forwand, the GFNN approximation theorem is proved.

从非线性系统本身的物理背景出发，根据系统本身的内在特性、先验知识和经验建立系统辨识模型，提出了广义模糊神经网络。

This paper presents the theoretical localization in modern gravitation, the appurtenance oneself characteristic sets out, putting forward the gravitation exsits new speculation, to establish a kind of new model and reasonable explaining every kind of object ive gravitation phenomenon and to this proceeding study.

指出了现代引力理论的局限性，从物体自身特性出发，提出了引力存在的新构想，建立了一种新模型来解释各种客观引力现象并对此进行了探讨。

He will leave in the first week of April .

他将在四月的第一个星期出发。

For an arbitrary system of steady-flow and constant volume reactors, the concept of theattainable region is extended by the consideration of the recycle material from separation.

本文从化工过程系统综合优化的角度出发，以定态、等容反应过程为研究对象，在可得区内考虑分离回收的循环物流，通过几何方法分析总收率等值线与可得区的关系，导出了通用的反应-分离循环系统的最佳工艺条件方程。

Arc furnace,it is put forward that an optimum heat distribution relationship exists between the reaction area and furnace charge area,in view of this,a simple smelting model of submerged?arc furnace is set up.

摘 要 从铁合金矿热炉内的等效电路及其热分布出发，提出冶炼过程中炉内反应区和炉料区之间存在着一个最佳的配热关系，由此而建立起铁合金矿热炉简单的熔炼模型。

She is about to tell Napoleon about her baby when he tells her he decided to marry Archduchess Marie Louise of Austria.

正当她准备告诉Napoleon好消息时，就从他口中得知他决定和奥地利公主Marie Louise结婚。他向她解释纯粹是从政治角度出发。

Based on solar energy photovohaic industry development,industry structure theory and sustainable development theory,the architectonic of sustainable development theory of solar energy photovohaic industry are proposed in this paper.

从太阳能光伏产业发展出发，结合产业组织理论与可持续发展理论，提出太阳能光伏产业可持续恢展理论研究体系。

This paper submits and plans the integrated management information system in an enterprise, discuses its buildup and architectonic, and raises the author's opinion about the design of network or database system in IMIS and the development of application programs.

本文从分析国内外电力行业市场化趋势和电力企业自身发展的需要出发，提出并规划了电力生产企业的集成化管理信息系统IMIS，讨论了其系统组成和体系结构，对网络、数据库系统的设计和应用程序的开发提出了笔者的见解。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。