 |
| |||
| frequenzveränderlich | |||
| |||
| veränderliche Frequenz | |||
| durchstimmbare Frequenz; veränderbare Frequenz | |||
|
variable-frequency : 18 phrases in 9 subjects |
| Automated equipment | 3 |
| Computers | 2 |
| Construction | 1 |
| Electric traction | 2 |
| Electronics | 3 |
| General | 2 |
| Mechanic engineering | 1 |
| Technology | 3 |
| Transport | 1 |