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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB 38448-2025 |
Energy Efficiency and Water efficiency limits and Grades for Intelligent Toilets {译} 智能坐便器能效水效限定值及等级 |
China National Standards Water efficiency limit |
 English PDF |
| GB 38383-2025 |
Energy Efficiency and Water efficiency limits and Grades for Dishwashers {译} 洗碗机能效水效限定值及等级 |
China National Standards Water efficiency limit |
English PDF |
| GB 26969-2025 |
Energy Efficiency Limits and Grades for Domestic Solar Water Heating Systems {译} 家用太阳能热水系统能效限定值及能效等级 |
China National Standards Water efficiency limit |
English PDF |
| GB 25502-2024 |
Water efficiency limit values and water efficiency grades for toilets {译} 坐便器水效限定值及水效等级 |
China National Standards Water efficiency limit |
English PDF |
| GB 28379-2022 |
Water efficiency limit value and water efficiency grade of toilet flush valve {译} 便器冲洗阀水效限定值及水效等级 |
China National Standards Water efficiency limit |
English PDF |
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