coroa : 118 phrases in 21 subjects |
Agriculture | 7 |
Coal | 2 |
Earth sciences | 5 |
Electric motors | 1 |
Electric traction | 1 |
Electronics | 3 |
Finances | 3 |
Forestry | 1 |
General | 6 |
Industry | 61 |
Law | 4 |
Life sciences | 1 |
Materials science | 2 |
Mechanic engineering | 6 |
Metallurgy | 3 |
Municipal planning | 2 |
Natural sciences | 4 |
Technology | 2 |
Thermal Energy | 1 |
Transport | 1 |
Vacuum tubes | 2 |