 |
| |||
| circuit de courant continu | |||
|
direct-current circuit : 4 a las frases, 3 temas |
| Electrónica | 1 |
| Ferrocarril | 1 |
| Transporte | 2 |
|
| |||
| circuit de courant continu | |||
|
direct-current circuit : 4 a las frases, 3 temas |
| Electrónica | 1 |
| Ferrocarril | 1 |
| Transporte | 2 |