 |
| |||
| Nachtschaltung f | |||
| night switching: 15 phrases in 4 subjects |
| Communications | 1 |
| Mechanic engineering | 8 |
| Telecommunications | 5 |
| Telephony | 1 |
|
| |||
| Nachtschaltung f | |||
| night switching: 15 phrases in 4 subjects |
| Communications | 1 |
| Mechanic engineering | 8 |
| Telecommunications | 5 |
| Telephony | 1 |