bottom-hole plug
| cleanout job
| bottom-hole plug | |
| O&G. tech. | забойная пробка |
| cleanout job | |
| product. | очистная работа |
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| забойная пробка | |||
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bottom-hole plug : 5 phrases in 3 subjects |
| Oil / petroleum | 2 |
| Oilfields | 1 |
| Technology | 2 |