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It includes four parts: 1 Part I, it introduces the basic knowledge of computer viruses such as computer virus definition, history and important viruses events, features, behavior phenomena, difference with computer software and hardware troubles, damage behavior and capability, classification, naming, future trend, etc; 2 Part II, it introduces the corresponding knowledge of computer systems related to computer viruses such as the composing of software and hardware of the computer system, storage media and its working mechanism, interrupt technologies,.com/.exe/.pe file formats and their working mechanism, etc; 3 Part III, it introduces computer virus mechanism and theory such as computer virus structure, work flow, working mechanism of key modules, typical technologies used to design computer viruses including the corresponding traditional technologies (interrupt filching, memory resident, etc.), the corresponding new routine technologies (self-encrypting, Mutation Engine, etc.), and the corresponding new technologies used by some prevalence computer viruses such as macro viruses, e-mail viruses, worm, hacker, Trojan, mobile phone viruses, the working mechanism analysis of some kinds of typical and prevalence computer viruses such as file-type viruses, macro viruses, e-mail viruses, worm viruses, hacker, Trojan, mobile phone viruses, the analysis of some typical and prevalence computer viruses examples including BALL viruses, WORD macro viruses, WantJob viruses, Code Red viruses, BO Trojan, etc; 4 Part IV, it introduces the defense and killing technologies of computer viruses such as the aim and criterion of computer viruses defense and killing, prevention methods and corresponding technologies, detection technologies (comparison method, character code scanning method, behavior inspecting method, analysis method, etc.), manual and automatic killing technologies, immunity technologies such as IBM digital immunity system, new anti-viruses technology trends (real-time anti-viruses technologies, 32 kernel technologies, active kernel technologies, etc.), some typical virus defense and killing softwares (Symantec AntiVirus product, PC-Cillin AntiVirus product, etc.), the defense and killing method analysis of some kinds of typical and prevalence computer viruses (file-type viruses, macro viruses, worm viruses, hacker, etc.), for example, firewall and intrusion detection technologies for anti-hacker, the defense and killing of some typical and prevalence computer viruses examples including WORD macro viruses, Code Red viruses, BO Trojan, etc.

课程内容具体包括四大部分：1）第一部分，介绍计算机病毒基本知识，包括：计算机病毒定义、病毒发展史及重大事件、病毒特点、病毒表现现象及与软硬件故障的区别、病毒破坏行为及危害性、病毒的传播途径及媒介、病毒分类、病毒的命名及计算机病毒技术发展趋势等内容；2）第二部分，介绍与计算机病毒有关的计算机系统相关知识，包括：计算机系统软硬件组成、存储介质结构及工作原理、计算机系统引导机理及流程、中断技术、。com/。exe/。pe等文件格式及工作机理等内容；3）第三部分，讲解计算机病毒机理，包括：计算机病毒的组成结构、病毒工作流程、病毒引导/触发/感染/破坏等模块的工作机理、计算机病毒所采取的编制技术（包括中断窃取/内存驻留等传统编制技术、自加密/隐形/变形机等新的常规编制技术、宏病毒/电子邮件病毒/网络蠕虫/特洛伊木马/黑客/手机病毒等一些新的流行病毒所采取的编制技术等）、一些类型的典型或流行计算机病毒的工作机理分析（包括：引导型病毒、文件型病毒、宏病毒、电子邮件病毒、蠕虫病毒、黑客、特洛伊木马、手机病毒等）、一些典型或流行的计算机病毒实例剖析（包括：小球病毒、WORD宏病毒、求职信病毒、红色代码病毒、冰河木马等）等内容；4）第四部分，讲解计算机病毒防治技术，包括：计算机病毒防治目的、病毒防治策略及规范、病毒在管理和技术上的预防措施、病毒检查技术（包括：比较法/病毒特征码扫描法/行为监测法/虚拟执行法/分析法等）、手工和自动病毒清杀技术、病毒免疫技术（包括：针对某种一次性感染病毒的基于病毒标签的免疫方法/基于自我完整性检查的计算机病毒免疫方法/IBM的数字免疫系统等）、反病毒技术的新发展（包括：实时反病毒技术/32位内核技术/主动内核技术/以毒攻毒技术等）、诺顿/趋势/金山等公司的病毒防治软件产品、一些类型的典型或流行的计算机病毒（包括：引导型病毒、文件型病毒、宏病毒、蠕虫病毒、电子邮件病毒、手机病毒、黑客、特洛伊木马）的防治措施（其中，也包括介绍面向防范黑客攻击的防火墙、入侵检测技术）、一些典型或流行的计算机病毒防治实例剖析（包括：WORD宏病毒、红色代码病毒、冰河木马v1.1/v2.2等）、多层次病毒防护体系等内容。

APDL language is used to program procedures on main algorithm ,to compile the statistical computation and output command files.In particular,the use of the computing vector,read-write file,macro file and library file improves the efficiency and serviceability of the procedure.

利用APDL语言完成了正交试验分析过程中的主要算法，编写了统计计算、结果输出的命令流文件，特别是APDL语言的矢量运算、读写命令以及宏文件、宏库文件的运用，保证了程序的易读、高效和适用性。

Each record is a logical part of the file because it contains the same data items as all other records that are members of it.8.2 File Organization MethodsThe way data in files are stored on magnetic tape, magnetic disk, or magnetic drum is called a file organization.

每个记录是一种逻辑部分的文件，因为它包含相同的数据项，其他成员的记录。在文件的数据存储在磁带、磁盘、磁鼓叫做文件组织。

Additional features include drag and drop support,mass file renaming, startup manager, file shredding, file splitting and merging and more.

包括一个 CD 刻录工具，一个 ftp 客户端，一个 ZIP 压缩档案存储器，一个图片查看工具，大量的文件重命名，一个文件夹同步装置，一个联系校验和一次搜寻和替换工具。

The Merge Conflicts page supports merge conflict resolution for Java file s, as well as text file s, such as XML, HTML, and EBJ group file s.

合并冲突页面支持Java文件以及文本文件的合并冲突解决，比如XML， HTML和EBJ组文件。

It allows you to copy DVD movie to local ISO file, copy DVD to DVD, copy ISO file to DVD and copy DVD to local file folder.

该软件还允许拷贝 DVD 电影到一个本地的 ISO 文件，拷贝 DVD 为 DVD，拷贝 ISO 文件到 DVD 以及拷贝 DVD 到本地的一个文件夹当中。

Give nail head file a channel with the file first, but do not want file to appear.

先用锉刀将钉子头部锉出一条沟，但不要锉透。

The most important reform is personnel file management system reform in the reform of personnel file management, and it is quite necessary to establish a socialization, perfect network information system of personnel file in order to resolve the problems of people separateness from their files and to meet the demand of social development.

在人事档案管理改革中，最重要的改革是人事档案管理体制的改革，文章提出了建立一个社会性的、较完善的人事档案网络信息体系，来解决人档分离等问题，以适应社会发展的需要。

However, the performance of conventional network file system or distributed file system is limited by the low usage of the file system cache and can not meet the application demand.

现有的网络文件系统或分布式文件系统已无法满足应用需求，因此需要对进一步提高机群文件系统性能的技术进行深入研究。

However, if the parent workbook is an .xlsm file and there is no VBA code in the new workbook, the code will save the new file as an .xlsx file.

但是，如果父母是一个工作簿。 xlsm文件，也没有VBA代码中的新的工作簿，则该代码将保存新文件作为。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。