GB 50041-2020 第4.1.5条
| **** | Fuel oil or gas boiler rooms shall be provided with an independent ventilation system and explosion-proof equipment; the emergency exhaust air volume shall be designed at not less than 12 air changes per hour. |
| **** | Fuel oil or gas boiler rooms shall be provided with an independent ventilation system and explosion-proof equipment; the emergency exhaust air volume shall be designed at not less than 12 air changes per hour. |
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