 |
| |||
| perforated casing | |||
| перфорированная обсадная труба: 12 phrases in 6 subjects |
| Drilling | 1 |
| Mining | 2 |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Technology | 3 |
|
| |||
| perforated casing | |||
| перфорированная обсадная труба: 12 phrases in 6 subjects |
| Drilling | 1 |
| Mining | 2 |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Technology | 3 |