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GB 50067-2014 第8.2.6条 Code for fire protection design of garages, repair garages and parking lots

Ventilation and smoke exhaust消防工程

GB 50067-2014 第8.2.6条

| **** | The exhaust volume of the mechanical smoke exhaust system shall be calculated and determined based on an air change rate of not less than 6 times/h. |

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