| |||
| 污染预防和控制 | |||
| 污染防治 | |||
|
Pollution Prevention and Control : 46 phrases in 9 subjects |
| China | 7 |
| Ecology | 12 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Technology | 19 |
| Textile industry | 2 |
| United Nations | 1 |
| Water resources | 2 |
| |||
| 污染预防和控制 | |||
| 污染防治 | |||
|
Pollution Prevention and Control : 46 phrases in 9 subjects |
| China | 7 |
| Ecology | 12 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Technology | 19 |
| Textile industry | 2 |
| United Nations | 1 |
| Water resources | 2 |