обогатительная фабрика : 58 phrases in 14 subjects |
American usage, not spelling | 1 |
Chemistry | 1 |
Coal | 2 |
Construction | 2 |
Energy industry | 1 |
General | 2 |
Geology | 1 |
Gold mining | 9 |
Makarov | 5 |
Metallurgy | 5 |
Mining | 22 |
Oil / petroleum | 1 |
Silicate industry | 1 |
Technology | 5 |