GB 50015-2019 第4.9.1条
- **** | For swimming pools in public buildings such as hotels, the circulation period should preferably be 4–6 h, and the circulation flow rate is calculated from the pool water volume and the circulation period.
- **** | For swimming pools in public buildings such as hotels, the circulation period should preferably be 4–6 h, and the circulation flow rate is calculated from the pool water volume and the circulation period.
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