| |||
mass |
masa: 77 phrases in 14 subjects |
Animal husbandry | 1 |
Chemistry | 25 |
Earth sciences | 2 |
Economy | 1 |
Electric traction | 8 |
Environment | 1 |
General | 4 |
Industry | 2 |
Materials science | 9 |
Medical | 2 |
Metallurgy | 1 |
Natural sciences | 4 |
Statistics | 1 |
Transport | 16 |