caduta di tensione: 24 phrases in 11 subjects |
Antennas and waveguides | 3 |
Automated equipment | 1 |
Chemistry | 1 |
Earth sciences | 1 |
Electronics | 6 |
Information technology | 1 |
Mechanic engineering | 2 |
Power system protection | 2 |
Technology | 4 |
Transformers | 2 |
Transport | 1 |