esto : 59 phrases in 13 subjects |
Communications | 33 |
Earth sciences | 1 |
Electronics | 4 |
Environment | 2 |
General | 2 |
Health care | 3 |
Information technology | 6 |
Mechanic engineering | 1 |
Microsoft | 2 |
Natural resourses and wildlife conservation | 2 |
Power electronics | 1 |
Power lines | 1 |
Transport | 1 |