Describes the composition and running modes of the smoke control and exhaust system, including the fire ventilation system at stations and in the tunnel, and the fire alarm and device control system.

简述了地下铁道防排烟系统的组成及其运行方式，包括车站及区间隧道火灾事故通风系统，火灾报警与设备监控系统。

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A fire alarm automatic system was introduced, it was developed with smoke sensor and telephone.

介绍一种火灾自动报警系统。该系统应用了离子感烟传感器和电话。

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Officer to be relieved: The ship's equipped with a fire detection and alarm system. It USES heat-actuated, smoke-actuated, and flame-actuated senor devices.

交班驾驶员：本船配备探火报警系统。使用热度、烟和火焰启动的传感器装置。

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His "Smoke Alarm" system should be "far more effective" than organizing a telethon or charity concert because it is so much faster than physically getting artists together to raise awareness, Robinson said Thursday.

CNN: Celebs join 'Smoke Alarm' Twitter plan

Failings included the lack of an "L2" alarm system, which features loud fire and smoke alarms in every room.

BBC: Penhallow Hotel fire