The ZSFL Pre-action Alarm System is made by equipping the top of the outlet of the deluge alarm valve with a wet-type alarm valve of the same size.

ZSFL预作用装置是在本公司生产的雨淋报警阀出水口上端配接一套同规格的湿式报警阀构成的预作用报警装置。

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A warning alert indicates a non-critical condition that might indicate a non-optimal system, while an alarm alert is a critical condition requiring immediate action.

提醒警报指明了一个非临界条件，这类警报可能意味着当前系统不是最优化的，而报警警报指明的是临界条件，要求立即采取行动。

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Suddenly the fire alarm leapt into action, hurling thick jets of water across the flat, desperate to save its occupants.

火警猛然拉响，水柱隔着房间向我喷来，急于拯救公寓的住户。

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This is cause for alarm and requires urgent action, in the name of press freedom and the rights of citizens to be informed.

UNESCO: MEDIA SERVICES

The Clinton administration expressed alarm about global warming even while delaying effective action.

CENTERFORSECURITYPOLICY: Center for Security Policy | Honesty is the Best Policy: Bush Must Do With The A.B.M. Treaty as He Has Done to the Kyoto Protocol

But Mr Greenspan has been anxious not to spread alarm while ensuring the Fed can take whatever action it might think necessary.

ECONOMIST: Struggling to get the balance right