 |
| |||
| spherical blowout presenter (MichaelBurov) | |||
| spherical blowout preventer (универсальный) | |||
| сферический противовыбросовый превентор: 11 phrases in 7 subjects |
| Caspian | 1 |
| Drilling | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 2 |
| Oil and gas technology | 2 |
| Oilfields | 1 |
| Technology | 1 |