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anaerobic denitrification
| process
| anaerobic denitrification | |
| tech. | 厌氧脱氮过程 |
| process | |
| gen. | 过 程; 工 序; 工艺 |
| archit. | 流程; 工艺规程 |
| hydroel.st. | 过程; 进程; 步骤; 程序 |
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| 厌氧脱氮过程 | |||
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anaerobic denitrification process : 7 phrases in 2 subjects |
| Technology | 5 |
| Water resources | 2 |
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