perturbação : 227 phrases in 24 subjects |
Antennas and waveguides | 1 |
Automatic control | 2 |
Communications | 12 |
Earth sciences | 9 |
Economy | 2 |
Electricity generation | 1 |
Electronics | 14 |
Environment | 8 |
Finances | 6 |
General | 8 |
Health care | 78 |
International Monetary Fund | 7 |
Labor law | 2 |
Law | 7 |
Life sciences | 5 |
Magnetics | 13 |
Mathematics | 5 |
Medical | 33 |
Metallurgy | 2 |
Natural sciences | 1 |
Politics | 2 |
Radio | 1 |
Statistics | 6 |
Transport | 2 |