正文的

After analysis and study on email, by disperseing and charactering email, my paper use vector to express email. And then bring forward a determination tree classifying model base on information entropy. At last I do a series of experiment and testing.

本文通过对电子邮件的分析和研究，提出对邮件结构字段信息和邮件正文信息加以离散和特征化处理，用向量的方式表示电子邮件；接着针对向量化的邮件表示，建立了一种基于信息熵的决策树邮件分类识别模型；论文最后通过编程对该模型作了一系列的实验和测试。

The text inside describes the system hardware work principle in brief first, and attach with the system hardware design frame diagram, combine development history that introduced the single a machine microprocessor, discuss this graduate design a function for applied each hardware connecting a people the technique connects with each one a mold piece and work processes, combine to describe in a specific way 8052,8279 and the SED1520 circumscribes the electric circuit connects oscular and soft, the hardware adjusts to try.

正文中首先简单描述系统硬件工作原理，且附以系统硬件设计框图，并介绍了单片机微处理器的发展史，论述了本次毕业设计所应用的各硬件接口技术和各个接口模块的功能及工作过程，并描述了8052、8279及SED1520外接电路接口的软、硬件调试。

This text provides an overview of the theory and application of metal machining for advanced students.

这份正文提供理论的概述和为先进的学生的金属机器加工的应用。

This discussion represents the author's view of how Ethiopian policy in this area can be improved in a way that achieves more propitious outcomes in both economic and social terms.

我想你可以看论文的正文部分对于& a former student&这个对象的解释。然后根据自己对这个对象的理解来翻译。别人写的不一定是最标准的。

His poesies were studied from the longitudinal and horizontal angles respectively.

中文摘要：本文以中唐诗人权德舆的诗歌艺术为研究对象，从纵向与横向两个角度切入，以三个部分展开：正文第一部分为纵向对其诗歌分期研究，注意分析其入阁前后两个时期的生活与诗歌创作的关系及在艺术风格上的差异，其基本方法是&知人论世&。

This thesis, which consists of four chapters, is an attempt in this regard. Using the three rhapsodies as examples, it analyzes and discusses, on a systematic basis, the significance of Wang's Erhu compositions in the development of Erhu Art from four aspects: the conception and music characteristics of his compositions, the characteristics of his composition techniques and style, the combination and development of his Erhu composition and playing skill, and the necessary preparations to be done to grasp his compositions and perform them well.

本文正文分为四个章节，拟以三首二胡狂想曲为例，从王建民二胡创作理念和音乐特质；王建民二胡创作的技术与风格特点；王建民二胡创作与演奏技术的结合与发展；准确地把握和演奏好王建民二胡作品的必要准备这四个方面入手，通过较深入系统地分析和研究王建民的二胡创作对二胡艺术发展所具有的意义。

The result of experiment and testing prove that the model can find how to identify the new Spams by learning from the field , network , structure and content informations of emails. It shows that our model and method work well.

实验证明，该模型能从邮件结构字段信息和邮件正文信息中，学习归纳出能识别垃圾邮件的知识和方法，表明本文提出的基于决策树理论的邮件分类模型是可行和有效的，并具有良好的效果。

The content includes piano's history in China and achievements in composing and teaching of piano opuses.

本文由引言和正文三章组成，主要内容如下：引言：&钢琴热&引发的几点思考主要内容是介绍近几年来的&钢琴热&引出的一些问题点明本文研究的主题。

Summary: Regard guava as raw materials, adopt the organic solvent to extract the law, pass the single factor experiment and orthogonal experiment, to influence many phenol draw abstraction pharmaceutical kind of quantity, draw pharmaceutical volume mark, draw time, draw temperature factor go on the discussion compared with material liquid,etc., the ones that confirm much phenol of guava draw the craft parameter bestly: Volume mark 70% ethanol according to material 1:10 volume ratio of liquid, 70 ℃lay reflux draw 40min in temperature, many abstraction amount of phenol can reach 62.35mg/g be thing.

问题补充：不好意思，我修改了一下摘要，正文应该是：以番石榴为原料，采用有机溶剂萃取法，通过单因素实验和正交实验，对影响多酚提取量的提取剂种类、提取剂体积分数、提取时间、提取温度和料液比等因素进行探讨，确定番石榴多酚的最佳提取工艺参数为：体积分数为70%的乙醇按1∶10的料液比，在温度70℃下回流提取40min，多酚的提取量可达到62.35mg/g干物。

Included in this dissertation, the introduction and five-chapter text are closely centered on how to facilitate the construction of socialist agricultural modernization of China, which is of great current significance and far-reaching historical significance, On the basis of Marxist stand, viewpoint and method, the issues relative to the construction of socialist agricultural modernization of China is systematically studied, and the author's own opinion is also put forward in the paper.

全文包括一个前言和五章正文。本文依据马克思主义的立场、观点和方法，紧紧围绕着&如何推进我国社会主义农业现代化建设&这一具有重大现实意义和深远历史意义的问题，系统地研究了与我国社会主义农业现代化建设相关的问题，并提出了自己的见解。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。