 |
| retour: 12 phrases in 8 subjects |
| Economy | 2 |
| Electric machinery | 1 |
| Electricity generation | 2 |
| Mathematics | 1 |
| Microsoft | 3 |
| Power electronics | 1 |
| Power system protection | 1 |
| Vacuum tubes | 1 |
|
| retour: 12 phrases in 8 subjects |
| Economy | 2 |
| Electric machinery | 1 |
| Electricity generation | 2 |
| Mathematics | 1 |
| Microsoft | 3 |
| Power electronics | 1 |
| Power system protection | 1 |
| Vacuum tubes | 1 |