Beginning with the insecurity factors of the automatic network system of libraries, this paper elaborates in details the importance and concrete measures for the security management of the system.

从图书馆自动化网络系统的不安全因素入手，详细阐述了系统安全管理的重要性及具体措施。

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Central air conditioner, automatic fire alarm, closed circuit TV watching system, communication network, public broadcasting and cable TV are all available in the exhibition hall.

展览大厅配有中央空调、自动火警、闭路电视、通讯网络、广播和有线电视。

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Computer network for transferring grid real-time data is an important part of the grid automatic dispatching system.

电网实时数据传输计算机网络是电网调度自动化系统的重要组成部分。

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During the trial, the jury was told Network Rail had failed to install an automatic barrier locking system at the site, when improvements were made in 2009, due to its expense.

BBC: Level crossing death: Signalman and Network Rail fined