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GB 51251-2017 第9.0.5条 Technical Standard for Smoke Control and Exhaust Systems in Buildings

System acceptance消防工程

GB 51251-2017 第9.0.5条

| **** | During acceptance of smoke exhaust systems (e.g., corridors, windowless guest rooms, atriums), the air velocity and airflow rate at smoke exhaust outlets shall be tested and shall meet the design requirements. For hotel corridors, the horizontal distance from the smoke exhaust outlet to the farthest point shall not exceed 30 m. |

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