 |
| |||
| направляющая часть расширителя с конусной коронкой | |||
| reaming pilot: 13 phrases in 5 subjects |
| Drilling | 3 |
| Mining | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 5 |
| Oil and gas technology | 1 |
|
| |||
| направляющая часть расширителя с конусной коронкой | |||
| reaming pilot: 13 phrases in 5 subjects |
| Drilling | 3 |
| Mining | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 5 |
| Oil and gas technology | 1 |