 |
| |||
| marine environmental protection | |||
| marine environ mental protection | |||
| 海洋环境保 护: 65 phrases in 10 subjects |
| China | 1 |
| Earth sciences | 5 |
| Ecology | 4 |
| Environment | 2 |
| General | 1 |
| Name of organization | 5 |
| Oil / petroleum | 1 |
| Technology | 4 |
| United Nations | 37 |
| Water resources | 5 |
|
| |||
| marine environmental protection | |||
| marine environ mental protection | |||
| 海洋环境保 护: 65 phrases in 10 subjects |
| China | 1 |
| Earth sciences | 5 |
| Ecology | 4 |
| Environment | 2 |
| General | 1 |
| Name of organization | 5 |
| Oil / petroleum | 1 |
| Technology | 4 |
| United Nations | 37 |
| Water resources | 5 |