огнеупорная глина: 54 phrases in 16 subjects |
Cement | 6 |
Chemistry | 1 |
Construction | 5 |
General | 3 |
Geology | 12 |
GOST | 1 |
Makarov | 1 |
Metallurgy | 1 |
Mining | 4 |
Oil / petroleum | 3 |
Rail transport | 1 |
Road works | 2 |
Seismology | 1 |
Silicate industry | 7 |
Technology | 4 |
Thermal engineering | 2 |