It does this by looking for virus "signatures" - chunks of computer code from known viruses.
它通过寻找计算机病毒的“签名”(已知计算机病毒代码的标本)来做这件事情。
The words "computer virus" conjure a multitude of upsetting images: crashed computers, lost data, criminals amok, painful hours in search of a cure.
词汇“计算机病毒”使人想起许多令人心烦意乱的图像：瘫痪的电脑、无法恢复的数据、该死的杀人狂、寻找治疗的痛苦时光。
The words “computer virus” conjure a multitude of upsetting images: crashed computers, lost data, criminals amok, painful hours in search of a cure.
词汇“计算机病毒”使人想起许多令人心烦意乱的图像：瘫痪的电脑、无法恢复的数据、该死的杀人狂、寻找治疗的痛苦时光。
In the network the sorts of computer virus are various and we can not catch the speed of its renewing.After comparing many kinds of virus, in order to be close to reality, I choose the "Worm."
当今网络上计算机病毒不但种类繁多而且更新的速度之快更是令人目不暇接。
A computer virus is a program or piece of code that is loaded onto your computer without your knowledge and runs against your wishes. All computer viruses are manmade.
计算机病毒是一个程序或者一段代码，在你未觉察时进入你的电脑，从事违反你意愿的活动。所有的病毒都是人编出来的。
A computer virus that can make copies of itself and spread to other computers over the Internet.
一种计算机病毒，能自身复制，通过互联网快速的到达其他计算机。
A computer virus is a computer program that is created to make and spread copies of itself.
计算机病毒是一种计算机程序，被创建用来制造和传播自身的副本。
In view of the computer virus influence on computer system security, it has real significance to develop measures to protect computer system safety.
针对计算机病毒对计算机系统安全性的影响，给出保证计算机系统安全的措施具有现实意义。
Computer virus, whose essential component is a set of instructions, is one kind of threat to the security and integrity of computer system.
计算机病毒是由一系列电脑程序组成的，它对计算机系统的安全性和完整性构成威胁。
A computer virus is one kind of threat to the security and integrity of computer systems.
计算机病毒是危极计算机系统安全与完整的一种威胁。
There are recommended procedures to reduce the risk of catching a computer virus and to minimize its potential damage.
现在有降低计算机病毒感染风险并尽量减少其潜在破坏的推荐步骤。
The cell phone virus is a computer program, and other computer viruses (procedures) with the same infectious and destructive.
手机病毒也是一种计算机程序，和其它计算机病毒(程序)一样具有传染性、破坏性。
According to a computer virus intrusion system approach can be divided into source virus, computer virus virus, operating system viruses and shell viruses.
按计算机病毒入侵系统的途径可将计算机病毒分为源码病毒、入侵病毒、操作系统病毒和外壳病毒。
Under the modern network environment, owing to the characters of multi hosts, fast spread, high destructive effect, etc, computer virus has become public nuisance of the information society.
现代网络环境下的计算机病毒，以其宿主多、传染快、破坏性强等特征，已经成为信息社会的公害。
According to the intention and destructive virus designers, can be the size computer virus can be divided into benign virus and malignant viruses.
按病毒设计者的意图和破坏性大小，可将计算机病毒分为良性病毒和恶性病毒。
Computer virus has become one of the biggest menaces to the security of the power enterprise network for its destructive effects.
计算机病毒已成为影响和破坏电力企业网络系统安全的最大威胁之一。
It could just be a random glitch that can be solved by restarting the machine. But sometimes the solution is not so simple, especially if at the root of the problem lurks a computer virus.
这可能是一个随机的小故障，只要重启计算机就可以解决，但有时却不是那么简单就能够解决，特别是如果为题的根源潜伏着计算机病毒。
At present, computer virus enters all fields of information society, and brings enormous damage and hidden threats for computers all over the world.
目前计算机病毒可以渗透到信息社会各个领域，给全球计算机系统带来了巨大破坏和潜在威胁。
The study of artifical immune system not only has the important practical value in defence from computer virus, but also has the profound theory value in artifical intelligence research.
研究人工免疫系统，不仅对计算机病毒防治、网络安全等具有重要的实用价值，对人工智能研究也具有深远的理论价值。
In order to ensure system's security and unimpeded, therefore, studies the computer virus the measure to be imminent.
为了确保系统的安全与畅通，因此，研究计算机病毒的防范措施已迫在眉睫。
Security system for command automation network is based on the security analysis of information storage, communication channel, computer virus, electromagnetism radiation and so on.
指挥自动化网络安全系统，基于信息存储、通信信道、计算机病毒及电磁辐射等安全性分析。
It has been imminent to study the measures against computer virus in order to insure information safety and smooth.
为了确保信息的安全与畅通，因此，研究计算机病毒的防范措施已迫在眉睫。
In order to ensure the safety and smooth flow of information, the computer virus prevention technology is also innovation.
为了确保信息的安全与畅通，计算机病毒防范技术也在不断革新。
Nowadays computer virus has infiltrated into almost all fields of information society, it has caused enormous destroy and potential threaten to computer systems.
目前计算机病毒可以说已经渗透到信息社会的各个领域，给计算机系统带来了巨大的破坏和潜在的威胁。
On the basis of analysis of virus, new concept of computer virus and new methods of prevention virus were provided, it can provide the theory basis.
在分析病毒的基础上，提出了计算机病毒的新概念及防治病毒的新方法，为反病毒提供了理论基础。
The security model carried on an application in the detection of computer virus, for this purpose, we also developed a simple simulation program based on binary coding.
将该安全模式在计算机病毒检测中进行了应用，实现了一个简单的基于二进制编码的计算机病毒检测模拟系统。
A computer virus simulated test system, which can develop software to prevent or eliminate computer viruses, passed technical appraisal recently in Beijing.
一个能够开发软件防止或消除计算机病毒的计算机病毒模拟试验系统，最近在北京通过了技术鉴定。
Because precise determination of a computer virus is undecidable, a method based on improved K-nearest neighbor to detect computer virus approximately is presented in this paper.
由于计算机病毒检测的不可判定性，提出了一种基于改进的K最近邻检测方法来实现对计算机病毒的近似判别。
Because precise determination of a computer virus is undecidable, a method based on improved K-nearest neighbor to detect computer virus approximately is presented in this paper.
由于计算机病毒检测的不可判定性，提出了一种基于改进的K最近邻检测方法来实现对计算机病毒的近似判别。
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