 |
| |||
| chemical sawing | |||
| chemical cutoff (спущенных в скважину труб) | |||
| химическая резка: 3 phrases in 3 subjects |
| Materials science | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
|
| |||
| chemical sawing | |||
| chemical cutoff (спущенных в скважину труб) | |||
| химическая резка: 3 phrases in 3 subjects |
| Materials science | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |