διάσπαση : 76 phrases in 17 subjects |
Chemistry | 3 |
Construction | 2 |
Earth sciences | 17 |
Economy | 3 |
Electronics | 25 |
Environment | 8 |
Finances | 1 |
Human rights activism | 1 |
Information technology | 1 |
Law | 2 |
Life sciences | 1 |
Materials science | 1 |
Medical | 2 |
Metallurgy | 1 |
Natural sciences | 1 |
Physical sciences | 4 |
Transport | 3 |