A stall protection device, when gas finished and for other fault lead to cut out, the flame monitoring system automatically cut off access and immediately gas alarm sound occurred.

设有熄火保护装置，当燃气用完和因其他故障导致突然熄火时，火焰监测系统立即自动切断燃气通路并发生报警声音。

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The IDS will become a backup system, rarely forced to sound an alarm that someone has actually gotten past your secure threshold.

而IDS则成为了一个备份系统，因为很少人能入侵系统而激活报警机制。

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The fire drill will commence by a crew member activating the fire alarm system, or other means to sound the alarm, as directed by the USCG Officers.

消防演习，一般由一名船员启动火警系统，或者按照USCG的指示其他方式启动报警。

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Unlike at the end of the first world war, there is now a global disease-surveillance system which would sound the alarm if H5N1 showed signs of being able to pass from person to person.

ECONOMIST: Averting a global plague | The

If he fails to de-activate the system, a louder claxon alarm will sound.

BBC: Alan Rankin on his yacht Trade Winds