propagação : 207 phrases in 20 subjects |
Agriculture | 9 |
Antennas and waveguides | 7 |
Brazil | 4 |
Chemistry | 3 |
Communications | 29 |
Earth sciences | 15 |
Electronics | 75 |
Environment | 10 |
General | 4 |
Health care | 7 |
Industry | 1 |
Information technology | 10 |
Life sciences | 22 |
Materials science | 1 |
Mechanic engineering | 1 |
Microsoft | 1 |
Patents | 1 |
Physical sciences | 3 |
Scientific | 2 |
Transport | 2 |