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сорт масла | |||
марка масла | |||
сорт нефти |
oil grade: 25 phrases in 12 subjects |
Automobiles | 1 |
Geology | 2 |
Makarov | 1 |
Nautical | 1 |
Oil / petroleum | 1 |
Oil and gas | 2 |
Oil processing plants | 6 |
Oilfields | 2 |
Oils and lubricants | 1 |
Production | 1 |
Technology | 6 |
United States | 1 |