| |||
| durchstimmbare Frequenz; veränderbare Frequenz | |||
|
frequence variable : 16 phrases in 10 subjects |
| Automated equipment | 2 |
| Communications | 1 |
| Computers | 2 |
| Construction | 1 |
| Electric motors | 1 |
| Electric traction | 2 |
| Electronics | 3 |
| Mechanic engineering | 1 |
| Power electronics | 2 |
| Transport | 1 |