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GB 51251-2017 第9.6.3条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

Smoke control system equipment消防工程

GB 51251-2017 第9.6.3条

- **** | The smoke control system (positive pressure air supply) shall be capable of automatically opening the supply air outlets on the fire floor and adjacent floors in the event of a fire. In hotel buildings, the positive pressure air supply systems for stairwells and vestibules must be controlled according to this logic.

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