 |
| voltage drop: 39 phrases in 11 subjects |
| Antennas and waveguides | 4 |
| Automated equipment | 1 |
| Electronics | 7 |
| General | 1 |
| Information technology | 1 |
| Measuring instruments | 4 |
| Physics | 3 |
| Power system protection | 1 |
| Technology | 15 |
| Transformers | 1 |
| Vacuum tubes | 1 |
|
| voltage drop: 39 phrases in 11 subjects |
| Antennas and waveguides | 4 |
| Automated equipment | 1 |
| Electronics | 7 |
| General | 1 |
| Information technology | 1 |
| Measuring instruments | 4 |
| Physics | 3 |
| Power system protection | 1 |
| Technology | 15 |
| Transformers | 1 |
| Vacuum tubes | 1 |