| |||
| Staubbekämpfung f; Staubniederschlagung f | |||
|
dust suppression : 3 phrases in 2 subjects |
| Mining | 2 |
| Natural resourses and wildlife conservation | 1 |
| |||
| Staubbekämpfung f; Staubniederschlagung f | |||
|
dust suppression : 3 phrases in 2 subjects |
| Mining | 2 |
| Natural resourses and wildlife conservation | 1 |