perturbação : 178 phrases in 24 subjects |
Antennas and waveguides | 1 |
Automatic control | 2 |
Communications | 13 |
Earth sciences | 8 |
Economy | 2 |
Electricity generation | 1 |
Electronics | 13 |
Environment | 9 |
Finances | 3 |
General | 6 |
Health care | 46 |
International Monetary Fund | 4 |
Labor law | 2 |
Law | 5 |
Life sciences | 5 |
Magnetics | 15 |
Mathematics | 4 |
Medical | 26 |
Metallurgy | 2 |
Natural sciences | 1 |
Politics | 2 |
Radio | 1 |
Statistics | 5 |
Transport | 2 |