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| рациональное использование | |||
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| рациональное использование (чего-либо) | |||
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rational use : 16 phrases in 12 subjects |
| Ecology | 1 |
| Energy industry | 2 |
| Environment | 2 |
| General | 2 |
| Law | 1 |
| Mathematics | 1 |
| Medical | 1 |
| Politics | 1 |
| Radio | 1 |
| Radiolocation | 1 |
| Technology | 1 |
| United Nations | 2 |