 |
| |||
| простукивание трубопровода (при поиске трещины) | |||
| joint ringing: 10 phrases in 6 subjects |
| Drilling | 1 |
| Energy industry | 1 |
| General | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 1 |
| Technology | 2 |
|
| |||
| простукивание трубопровода (при поиске трещины) | |||
| joint ringing: 10 phrases in 6 subjects |
| Drilling | 1 |
| Energy industry | 1 |
| General | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 1 |
| Technology | 2 |