 |
| |||
| 污水 | |||
| water polluted: 51 phrases in 10 subjects |
| Agriculture | 1 |
| Bridge construction | 1 |
| China | 2 |
| Desert science | 1 |
| Ecology | 2 |
| Engineering geology | 1 |
| Management | 1 |
| Space | 1 |
| Technology | 39 |
| Water resources | 2 |
|
| |||
| 污水 | |||
| water polluted: 51 phrases in 10 subjects |
| Agriculture | 1 |
| Bridge construction | 1 |
| China | 2 |
| Desert science | 1 |
| Ecology | 2 |
| Engineering geology | 1 |
| Management | 1 |
| Space | 1 |
| Technology | 39 |
| Water resources | 2 |