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| утяжелённый буровой раствор | |||
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| определять удельная масса бурового раствора | |||
| weighted mud: 12 phrases in 7 subjects |
| Drilling | 1 |
| Mining | 3 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| Technology | 1 |
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