 |
| |||
| untere Klappe | |||
| lower valve: 13 phrases in 6 subjects |
| Chemistry | 2 |
| Construction | 1 |
| Earth sciences | 1 |
| Mechanic engineering | 3 |
| Refrigeration | 3 |
| Technology | 3 |
|
| |||
| untere Klappe | |||
| lower valve: 13 phrases in 6 subjects |
| Chemistry | 2 |
| Construction | 1 |
| Earth sciences | 1 |
| Mechanic engineering | 3 |
| Refrigeration | 3 |
| Technology | 3 |