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| adjustable chole-flow bean (регулирующий дебит скважины Yeldar Azanbayev) | |||
| adjustable beam-forming; adjustable bean | |||
| adjustable choke; adjustable fitting | |||
| регулируемый штуцер: 11 phrases in 5 subjects |
| Drilling | 2 |
| Oil / petroleum | 3 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Technology | 2 |