It isn't as fast as a computer and networks speed are also a limitation.

它不会跟计算机一样快，而且网络速度也有限制。

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The article puts forward a coal mine safe information system by techniques of computer and networks.

本文介绍了一套应用计算机技术以及网络化技术开发的煤矿安全信息系统。

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While your personal computer only keeps one copy of a file, large-scale services like Facebook rely on what are called content delivery networks to manage data and distribution.

虽然你的个人电脑只能保存一个文件的一个副本，但像 Facebook 这样的大型服务项目，则会依赖于所谓的内容分发网络来管理数据和分发。

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McKinnon is charged with hacking into the computer networks of NASA, the Pentagon and other U.S.government agencies in 2001 and 2002 soon after the September 11,2001,terrorist attacks.

VOA: standard.2009.07.31

"The incidence and complexity of computer crime continues to increase rapidly as greater numbers of people develop proficiency in manipulating electronic data and navigating computer networks, and as worldwide access to the Internet continues to expand, " according to the budget document.

CNN: Government sees cyber-attacks as disruption of commerce

Lead by example through making certain government computer systems and networks are secure and that the best information security measures are used.

CNN: Global panel issues Internet security recommendations

For his part, Eugene Kaspersky has become somewhat of an ambassador of cyber security, touring the world to assess the threats to corporate and government computer networks with journalists and industry insiders.

FORBES: Russia's Kaspersky Lab Guns For Japan's Trend Micro