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| environmental action, environmental measures | |||
| environmental measure | |||
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环境 措施 : 23 phrases in 11 subjects |
| Aviation | 1 |
| Business | 1 |
| Desert science | 1 |
| Earth sciences | 3 |
| Ecology | 1 |
| Environment | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 5 |
| Technology | 6 |
| United Nations | 2 |
| Water resources | 1 |
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