 |
| |||
| Abbaumethoden n | |||
| |||
| Abbaumethode n; Abbauverfahren n | |||
|
mining methods : 9 phrases, 3 sujets |
| Charbon | 1 |
| Construction | 1 |
| Exploitation minière | 7 |
|
| |||
| Abbaumethoden n | |||
| |||
| Abbaumethode n; Abbauverfahren n | |||
|
mining methods : 9 phrases, 3 sujets |
| Charbon | 1 |
| Construction | 1 |
| Exploitation minière | 7 |