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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The application of database is the core of fire communication command system.

数据库应用是消防通信指挥系统的核心内容。

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According to actual need for Shenyang fire fighting command and communication system, the optimum path from fire fighting team station to fire site was solved in GIS environment.

本文从沈阳市消防通信指挥系统的实际需要出发，在GIS环境下求解从消防中队到火灾发生地的最佳路径。

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Officially, the House Energy and Commerce subcommittee on Communications and Technology will meet to ask federal officials about the billions (yes, billions) they plan to spend to create a communication system that allows police, fire and other public safety officials to talk to each other.

FORBES: The Obama Doctrine: Decide In Secret, Impose In Public