 |
| |||
| alumina production (Traktat Translation Agency); alumina refining (Traktat Translation Agency) | |||
| производство глинозёма: 5 phrases in 2 subjects |
| Aluminium industry | 4 |
| Metallurgy | 1 |
|
| |||
| alumina production (Traktat Translation Agency); alumina refining (Traktat Translation Agency) | |||
| производство глинозёма: 5 phrases in 2 subjects |
| Aluminium industry | 4 |
| Metallurgy | 1 |