 |
| |||
| weld penetration | |||
| проплавление шва: 27 phrases in 9 subjects |
| Caspian | 1 |
| Construction | 1 |
| Electrical engineering | 1 |
| Makarov | 1 |
| Metallurgy | 7 |
| Oil and gas technology | 1 |
| Pipelines | 5 |
| Technology | 7 |
| Welding | 3 |
|
| |||
| weld penetration | |||
| проплавление шва: 27 phrases in 9 subjects |
| Caspian | 1 |
| Construction | 1 |
| Electrical engineering | 1 |
| Makarov | 1 |
| Metallurgy | 7 |
| Oil and gas technology | 1 |
| Pipelines | 5 |
| Technology | 7 |
| Welding | 3 |