| |||
| Referenzsystem n | |||
| Bezugssystem n | |||
|
system of reference : 11 phrases in 6 subjects |
| Automatic control | 1 |
| Communications | 3 |
| Construction | 1 |
| Electronics | 1 |
| Telecommunications | 1 |
| Telephony | 4 |
| |||
| Referenzsystem n | |||
| Bezugssystem n | |||
|
system of reference : 11 phrases in 6 subjects |
| Automatic control | 1 |
| Communications | 3 |
| Construction | 1 |
| Electronics | 1 |
| Telecommunications | 1 |
| Telephony | 4 |