| |||
| hard-faced drilling bit | |||
|
армированное долото : 33 phrases in 8 subjects |
| Drilling | 7 |
| Makarov | 4 |
| Oil / petroleum | 12 |
| Oil and gas | 5 |
| Oilfields | 1 |
| Sakhalin | 1 |
| Technology | 2 |
| Transport | 1 |
| |||
| hard-faced drilling bit | |||
|
армированное долото : 33 phrases in 8 subjects |
| Drilling | 7 |
| Makarov | 4 |
| Oil / petroleum | 12 |
| Oil and gas | 5 |
| Oilfields | 1 |
| Sakhalin | 1 |
| Technology | 2 |
| Transport | 1 |