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| water quantity management The administration or handling of the amount of available potable water (可用的饮用水水量的管理和处理。) | |||
| 水量 管理: 10 phrases in 5 subjects |
| Aviation | 1 |
| Project management | 1 |
| Technology | 6 |
| United Nations | 1 |
| Water resources | 1 |
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