διαρροή : 79 phrases in 20 subjects |
Chemistry | 4 |
Coal | 1 |
Communications | 4 |
Earth sciences | 8 |
Economy | 3 |
Electronics | 4 |
Environment | 9 |
Forestry | 2 |
General | 4 |
Immigration and citizenship | 3 |
Industry | 1 |
Information technology | 1 |
Materials science | 1 |
Mechanic engineering | 6 |
Medical | 2 |
Metallurgy | 4 |
Microsoft | 2 |
Natural sciences | 2 |
Nuclear physics | 2 |
Transport | 16 |