 |
| |||
| поверхность трубы | |||
| pipe surface: 30 phrases in 12 subjects |
| Construction | 2 |
| General | 3 |
| Karachaganak | 1 |
| Makarov | 2 |
| Nautical | 2 |
| Oil / petroleum | 4 |
| Oil and gas | 3 |
| Oil and gas technology | 2 |
| Oilfields | 1 |
| Refrigeration | 8 |
| Sakhalin | 1 |
| Water resources | 1 |
|
| |||
| поверхность трубы | |||
| pipe surface: 30 phrases in 12 subjects |
| Construction | 2 |
| General | 3 |
| Karachaganak | 1 |
| Makarov | 2 |
| Nautical | 2 |
| Oil / petroleum | 4 |
| Oil and gas | 3 |
| Oil and gas technology | 2 |
| Oilfields | 1 |
| Refrigeration | 8 |
| Sakhalin | 1 |
| Water resources | 1 |