 |
| |||
| Dreistufen... f; dreistufig; Dreistufen- f | |||
| dreistufig (filter) | |||
| "Dreier" m; Dreischritt m | |||
|
three- step : 9 phrases in 8 subjects |
| Astronomy | 1 |
| Automated equipment | 2 |
| Communications | 1 |
| Computer numerical control | 1 |
| Gymnastics | 1 |
| Information technology | 1 |
| Measuring instruments | 1 |
| Technology | 1 |