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GB 50365-2019 第4.4.3条 Standard for Operation and Management of Air-Conditioning and Ventilation Systems

Operations Management暖通空调

GB 50365-2019 第4.4.3条

| **** | Operation and management records shall be established, including equipment ledgers, operation records, maintenance records, and fault handling records. The hotel shall retain operation records for at least 2 years. |

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