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保护环境 | |||
环境保护 |
Protection of the Environment : 55 phrases in 12 subjects |
Business | 3 |
China | 1 |
Earth sciences | 3 |
Ecology | 1 |
Environment | 2 |
General | 1 |
Law | 1 |
Name of organization | 3 |
Scientific | 1 |
Technology | 3 |
United Nations | 35 |
Water resources | 1 |