This paper takes computer as the research object, and discusses the strategy of computer maintenance and virus prevention.

摘要本文以计算机为研究对象，探讨计算机维护维修与病毒防治策略。

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It has few practical applications, because it concentrates on the theoretical underpinnings of computer maintenance and analysis.

它有很多实际应用，因为它所强调的是计算机维护和分析的理论基础。

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It introduces a concept of computer maintenance management systems (CMMS), the application software - MP2 and its functions.

介绍计算机维修管理系统(CMMS)的概念，以及CMMS的一个具体实施软件—mp2的功能。

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The goods were passed for export at the Port of Dover in Kent because computer systems were down for maintenance on that day.

BBC: Surrey businessman 'illegally exported parts to Iran'

Note that our definition of the global tech market in this report includes business and government purchases of computer equipment, communications equipment, software, IT consulting services, and IT outsourcing and hardware maintenance services, but does not include purchases of telecommunications services.

FORBES: Global Tech Market To Grow By 5.4% In 2013, 6.7% In 2014