Earlier this month, research firm IDC lowered its 2009 PC growth forecast, saying revenue would fall 5.3% from this year. Earlier, IDC had estimated 4.5% revenue growth.

在本月初，研究公司IDC降低了2009年个人电脑的增长率为4.5%，年初曾预测增长率为5.3%。

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The main point under the design of access control management system and video monitor system for safeguard of IDC is introduced according to a project of IDC, as well as the design method.

本文以某数据中心为例，概括介绍了数据中心出入口管理（门禁）系统及视频安防监控系统的设计要点及作法。

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The research company IDC says fifty-five million smartphones were sold worldwide in the first three months of this year.

VOA: special.2010.06.22

"IDC expects the mobile enterprise security market to experience a high rate of growth from 2012 to 2016, " said Stacy Crook, Program Manager for Mobile Enterprise research at IDC.

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You can learn more about IDC by visiting www.idc.com.

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Research firm IDC says net margins on business PCs are at 5%, down from 20% in 1995.

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