 |
| |||
| битуминозный высоколетучий | |||
| bituminous high-volatile: 12 phrases in 6 subjects |
| Chemistry | 1 |
| Energy industry | 1 |
| Gas processing plants | 3 |
| Makarov | 3 |
| Mining | 3 |
| Technology | 1 |
|
| |||
| битуминозный высоколетучий | |||
| bituminous high-volatile: 12 phrases in 6 subjects |
| Chemistry | 1 |
| Energy industry | 1 |
| Gas processing plants | 3 |
| Makarov | 3 |
| Mining | 3 |
| Technology | 1 |