GB/T 50378-2019 第11.2.8条
| | Water-efficient sanitary fixtures are adopted, with water efficiency grade reaching Grade 1 (e.g., toilet water consumption ≤4.0L, faucet flow rate ≤6.0L/min). |
| | Water-efficient sanitary fixtures are adopted, with water efficiency grade reaching Grade 1 (e.g., toilet water consumption ≤4.0L, faucet flow rate ≤6.0L/min). |
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