 |
| |||
| diamond-bearing layer (бурового долота) | |||
| алмазосодержащего слоя: 3 phrases in 3 subjects |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
|
| |||
| diamond-bearing layer (бурового долота) | |||
| алмазосодержащего слоя: 3 phrases in 3 subjects |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 1 |