GB 50015-2019 第4.9.8条
- **** | Hotel swimming pools shall be equipped with water quality monitoring devices; pH shall be controlled within 6.8–7.8, and turbidity shall be ≤1 NTU.
- **** | Hotel swimming pools shall be equipped with water quality monitoring devices; pH shall be controlled within 6.8–7.8, and turbidity shall be ≤1 NTU.
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