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GB 50019-2015 第9.3.6条 Code for Design of Heating, Ventilation and Air Conditioning of Industrial Buildings

Air conditioning暖通空调

GB 50019-2015 第9.3.6条

| **** | All-air air-conditioning systems shall be capable of **full fresh air operation** or **adjustable fresh air ratio**, allowing free cooling via fresh air during transition seasons. Large spaces such as hotel lobbies and ballrooms should be equipped with CO₂ concentration monitoring devices to control the fresh air volume. |

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