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| эксплуатация нефти шахтами (du pétrole); шахтная добыча нефти (du pétrole); пешельброннский метод добычи нефти (du pétrole) | |||
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exploitation par puits et galeries : 4 phrases in 3 subjects |
| Mining | 2 |
| Oil and gas technology | 1 |
| Technology | 1 |
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