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GB 51251-2017 第2.1.2条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

Terminology消防工程

GB 51251-2017 第2.1.2条

| **** | **Smoke exhaust system**: Mechanical or natural smoke exhaust is used to discharge smoke generated by a fire in a timely manner, facilitating evacuation and firefighting. This must be considered for hotel guest rooms and public areas. |

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