 |
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| ★ 非点源 | |||
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| 非点污染源 | |||
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non-point-sources : 62 phrases in 10 subjects |
| Earth sciences | 3 |
| Ecology | 9 |
| Engineering geology | 2 |
| Environment | 1 |
| Hydroelectric power stations | 1 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 1 |
| Technology | 41 |
| United Nations | 1 |
| Water resources | 2 |