 |
| електромагнетско: 8 phrases in 5 subjects |
| Electric motors | 1 |
| Lighting other than cinema | 1 |
| Magnetics | 3 |
| Thermal Energy | 2 |
| Vacuum tubes | 1 |
|
| електромагнетско: 8 phrases in 5 subjects |
| Electric motors | 1 |
| Lighting other than cinema | 1 |
| Magnetics | 3 |
| Thermal Energy | 2 |
| Vacuum tubes | 1 |