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| охрана недр; сохранение запасов (нефти или газа) | |||
| conservation of resources: 71 phrases in 23 subjects |
| Accounting | 1 |
| Agriculture | 1 |
| Antarctic | 1 |
| Biology | 1 |
| Diplomacy | 3 |
| Ecology | 17 |
| Economy | 1 |
| Energy industry | 2 |
| Environment | 2 |
| Fish farming pisciculture | 1 |
| Fishery fishing industry | 1 |
| General | 8 |
| Law | 2 |
| Makarov | 5 |
| Medical | 1 |
| Name of organization | 9 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Production | 1 |
| Technology | 1 |
| Trade unions | 1 |
| United Nations | 5 |
| Water supply | 3 |