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предотвращение загрязнения окружающей среды нефтью |
Oil Pollution Prevention : 15 phrases in 8 subjects |
Ecology | 6 |
Fish farming pisciculture | 1 |
General | 1 |
Oil / petroleum | 3 |
Oil and gas technology | 1 |
Sakhalin | 1 |
Technology | 1 |
Water supply | 1 |