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GB 50974-2014 第13.2.17条 Technical code for fire protection water supply and hydrant systems

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GB 50974-2014 第13.2.17条

| **** | System linkage test shall be normal: when a fire hydrant button is pressed or the fire linkage controller is triggered, the fire pump shall start, and the fire control room shall have audible and visual alarms and feedback signals. |

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