обломок породы : 92 phrases in 21 subjects |
American usage, not spelling | 1 |
Astronomy | 1 |
Cement | 2 |
Drilling | 2 |
Ecology | 1 |
General | 2 |
Geology | 24 |
Gold mining | 8 |
Makarov | 18 |
Mining | 4 |
Nautical | 2 |
Navigation | 3 |
Oil / petroleum | 12 |
Oil and gas | 4 |
Oil and gas technology | 1 |
Oilfields | 1 |
Road works | 2 |
Seismology | 1 |
Technology | 1 |
Volcanology | 1 |
Water resources | 1 |