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Schmelz-Aluminiumoxid m |
metallurgical: 40 phrases in 11 subjects |
Chemistry | 2 |
Coal | 1 |
Construction | 4 |
Education | 3 |
Foreign trade | 1 |
General | 3 |
Metallurgy | 12 |
Mining | 3 |
Natural resourses and wildlife conservation | 2 |
Optics branch of physics | 3 |
Technology | 6 |