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National security warning system integrated with building fire alarm notification system
National security warning system integrated with building fire alarm notification system
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机译:结合建筑物火灾报警通知系统的国家安全预警系统
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摘要
A fire alarm system includes a fire alarm notification appliance, and a warning detector which detects a warning alert from an external source. The fire alarm notification appliance provides notification of the warning alert in response to detection of the warning alert.
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