| |||
| Zahlensystem n | |||
| Numerierungssystem m | |||
| Rufnummernsystem n; Nummernsystem n | |||
| Nummerierungssystem m | |||
|
numbering system : 14 phrases in 9 subjects |
| Business | 3 |
| Communications | 2 |
| Construction | 1 |
| General | 1 |
| Information technology | 2 |
| Optics branch of physics | 1 |
| Technology | 2 |
| Telecommunications | 1 |
| Transport | 1 |