 |
| |||
| Prüfschieber m; Prüfventil n | |||
|
test valve : 10 phrases in 4 subjects |
| Mechanic engineering | 1 |
| Medical appliances | 1 |
| Technology | 7 |
| Transport | 1 |
|
| |||
| Prüfschieber m; Prüfventil n | |||
|
test valve : 10 phrases in 4 subjects |
| Mechanic engineering | 1 |
| Medical appliances | 1 |
| Technology | 7 |
| Transport | 1 |