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oil country tubular goods (Pipe and tube products used in petroleum industry, such as drill pipe, pipe casings, oil pipes. ( , OCTG  businessdictionary.com)); oil country tubular goods (Pipe and tube products used in petroleum industry, such as drill pipe, pipe casings, oil pipes. ( – OCTG businessdictionary.com) Alexander Demidov) | |||
| tubular goods (Johnny Bravo) | |||
| oil-well tubing | |||
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| oil pipe; oil tube | |||
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| трубы нефтегазопромыслового сортамента (Alexander Demidov) | |||
| трубы нефтяного сортамента: 6 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Pipelines | 4 |