| |||
| 非点污染源; 面污染源 | |||
|
non-point pollution source : 30 phrases in 7 subjects |
| Earth sciences | 1 |
| Ecology | 6 |
| Environment | 1 |
| Hydroelectric power stations | 1 |
| Oceanography & oceanology | 1 |
| Technology | 19 |
| Water resources | 1 |
| |||
| 非点污染源; 面污染源 | |||
|
non-point pollution source : 30 phrases in 7 subjects |
| Earth sciences | 1 |
| Ecology | 6 |
| Environment | 1 |
| Hydroelectric power stations | 1 |
| Oceanography & oceanology | 1 |
| Technology | 19 |
| Water resources | 1 |