 |
| |||
| industrial grade diamonds; industrial quality diamonds; industrial grade diamonds | |||
| poor diamonds | |||
| низкосортные алмазы: 12 phrases in 5 subjects |
| Drilling | 1 |
| Geology | 1 |
| Mining | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 4 |
|
| |||
| industrial grade diamonds; industrial quality diamonds; industrial grade diamonds | |||
| poor diamonds | |||
| низкосортные алмазы: 12 phrases in 5 subjects |
| Drilling | 1 |
| Geology | 1 |
| Mining | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 4 |