工作分析

In the fiber cladding and core, the optical fields are represented by the sum of the Bessel and modified Bessel functions, respectively. In the polymer and metal, the optical fields are written to the sum of the exponential functions.

针对热极化光纤的特点，本论文完成了以下理论分析和实验工作： 1、首次利用圆波导模型和标量近似理论对具有复杂几何结构的极化D型光纤的传输特性进行了理论分析。

Chapter 4 introduced Readhead's and Fanti's models of CSOs, the differences of the models were discussed.

第四章分析了Readhead和Fanti的工作，对两个模型的联系作了深入的分析。

Analysis, design and implementation of finite automaton public-key cryptosystem and digitial signatures are studied.

本文的工作是关于有限自动机公开钥密码和数字签名的安全性分析，体制设计及实现，以FAPKC85的安全性为出发点，主要考虑了公钥密码安全性分析中常。。。

With these points,this topic will base on Finite Element Analysis and Research ofFlux detection with Press use ANSYS Flotran method.

本文以压差式瞬态流量测量为目标，围绕实现压差式测量中多点压力传感器设置间距问题进行了以下几个方面的工作：利用流体力学的相关理论，详细分析了利用压力传感实现瞬态流量测量的机理，推导了两点和三点式压差测量瞬态流量方法的相关公式，并对影响测量的相关因素进行了分析。

Then the relevant basic knowledge is introduced, which includes the classification of camera shutters, the meaning of some parameters, the design principles and work features of focal-plane shutter.

紧接着研究分析了照相机快门的分类和一些参数的含义以及焦平面快门设计原理和工作特性，具体分析了电磁控制式纵走单幕焦平面快门整体设计要求，并对整体和各功能组成部分进行了设计。

Based on the construction features of the Upper Beam of Large Open-die Forging Hydraulic Press,a finite element model has been established by using large-scale finite element analysis software I-DEAS,and the structural stress and displacement of the upper beam under all sorts of loads have been analyzed.

根据某大型自由锻造油压机上横梁的结构特点，利用大型通用有限元分析软件I-DEAS建立有限元模型，并对上横梁进行了静力学的有限元分析计算，研究了在满负荷工作状态下上横梁的结构应力以及位移情况。

To verify the hypotheses of this study, collected data were analyzed by a three-way ANCOVA and a four-way mixed design ANOVA.

搜集所得的资料，本研究针对数学工作表现进行三因子共变数分析，并针对数学学习动机进行四因子混合设计变异数分析。

And by using the single square root operator for wavefield extrapolation and the windowed Fourier frame expansion and reconstruction of wavefield, a method for local angle domain common image gather is proposed, i.e.

提出的波动方程反射角度域共成像道集方法可为进一步的叠前偏移数据振幅随角度变化分析和偏移速度分析工作提供基础。

On the basis of theoretical analysis of digital holography, the preliminary study carries out through computer simulation and experiments. The main work is as follows:Firstly, on the basis of off-axis Fresnel diffraction, the principles of optical holography and digital holography are introduced. Besides, the theories such as recording digital hologram, numerical reconstruction and the related digital image processing methods are analyzed.

本论文从理论分析、计算机仿真和实验三个方面对数字全息技术进行了初步的研究，主要完成了以下工作：首先，介绍了传统的光学全息术和数字全息技术的基本原理，以离轴菲涅耳全息为例对数字全息的记录条件、数值重现算法、以及相关的数字图像处理方法进行了详尽的理论分析。

In the research and analysis of this Meiyu front system, several new views are suggested which are different from previous results, for example, the problems concerning the cut-off of high potential vorticity region, the formation mechanism of Jianghuai shear lines, the frontogenesis mechanism of Meiyu front in different positions, the affection to potential vorticity coming from air mass change.

7在对梅雨锋进行研究和分析过程中，对以前一些科学家所做的某些工作和结论做了进一步分析，提出了几点新见解。如高位涡区南下切断问题、江淮切变线形成机制问题、梅雨锋不同位置的锋生机制问题、质量变化对位涡的影响等。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。