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| сальники, применяемые при насосной эксплуатации скважин | |||
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| глубиннонасосный пакер | |||
| глубинно-насосный пакер | |||
| pumping packers: 8 phrases in 5 subjects |
| Geology | 1 |
| Oil / petroleum | 2 |
| Oil and gas technology | 3 |
| Oilfields | 1 |
| Sakhalin | 1 |
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