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GB 51251-2017 第2.1.5条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

Terminology消防工程

GB 51251-2017 第2.1.5条

| **** | **Smoke control zone**: A space within a building divided by smoke curtains, partition walls, or beams projecting not less than 0.5 m below the ceiling. In hotels, the area of each smoke control zone shall not exceed 500 ㎡. |

Other clauses of this standard

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GB 51251-2017 第1.0.5条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.1条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.2条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.3条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.4条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.6条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.7条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.8条Technical Standard for Smoke Control and Exhaust Systems in…
GB 51251-2017 第2.1.9条Technical Standard for Smoke Control and Exhaust Systems in…

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