dust coal: 64 phrases in 19 subjects |
Automobiles | 1 |
Cement | 2 |
Coal | 7 |
Combustion gas turbines | 1 |
Construction | 1 |
Energy industry | 13 |
Firefighting and fire-control systems | 1 |
General | 3 |
Geology | 6 |
Informal | 1 |
Makarov | 5 |
Mining | 3 |
Natural resourses and wildlife conservation | 1 |
Occupational health & safety | 1 |
Rail transport | 1 |
Road works | 1 |
Silicate industry | 4 |
Technology | 11 |
Transport | 1 |