 |
| |||
| three-stage packer type preventer | |||
| превентор трёхпакерного типа: 3 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
|
| |||
| three-stage packer type preventer | |||
| превентор трёхпакерного типа: 3 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |