derivação : 145 phrases in 21 subjects |
Antennas and waveguides | 2 |
Brazil | 5 |
Cables and cable production | 13 |
Communications | 15 |
Construction | 10 |
Earth sciences | 9 |
Electric motors | 3 |
Electrical engineering | 2 |
Electricity generation | 3 |
Electronics | 32 |
Energy industry | 2 |
General | 1 |
Information technology | 12 |
Mechanic engineering | 13 |
Medical | 4 |
Patents | 1 |
Power lines | 2 |
Statistics | 1 |
Technology | 3 |
Transformers | 1 |
Transport | 11 |