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| water treating | |||
| water treatment Purification of water to make it suitable for drinking or for any other use | |||
| water treatment | |||
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| water treatment | |||
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| water treatment | |||
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traitement de l'eau : 20 短语, 9 学科 |
| 一般 | 2 |
| 农业 | 1 |
| 冶金 | 1 |
| 地质学 | 1 |
| 水资源 | 2 |
| 法律 | 1 |
| 环境 | 5 |
| 纺织工业 | 2 |
| 自然资源和野生动物保护 | 5 |