Overcurrent protection for compressor, flow alarm, over temperature alarm.

压缩机过流保护，流量报警，超温报警。

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Waterflow indicator used to sound alarm, light signal, actuate relays or starter switches for motors, pumps, etc. , when no flow occurs.

流量开关用于声音报警，灯光报警，当无流量时启动电机、泵等继电器或起动器开关。

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According to national fire defense regulation and the demand of modern intelligent building, it also introduces the linkage relation and work flow of automatic fire alarm control system.

根据国家消防有关规范和现代智能化建筑工程要求，介绍了火灾自动报警控制系统的联动关系及工作流程。

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He praised the quick wits of a guard who set of an alarm that stopped the flow of gas and warned workers of an imminent attack.

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Residents, or their weary employees, set their alarm clocks to turn on the tap before the flow dribbles away to nothing.

ECONOMIST: It must also be clean