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| petroleum production equipment (Alexander Demidov); oil-production equipment (Alexander Demidov) | |||
|
оборудование для нефтедобычи : 2 短语, 1 学科 |
| 一般 | 2 |
| |||
| petroleum production equipment (Alexander Demidov); oil-production equipment (Alexander Demidov) | |||
|
оборудование для нефтедобычи : 2 短语, 1 学科 |
| 一般 | 2 |