 |
| |||
| ressources en eaux souterraines (ROGER YOUNG) | |||
| réserves aquifères du sous-sol | |||
| запасы подземных вод: 9 phrases in 3 subjects |
| Construction | 2 |
| Natural resourses and wildlife conservation | 4 |
| Water resources | 3 |
|
| |||
| ressources en eaux souterraines (ROGER YOUNG) | |||
| réserves aquifères du sous-sol | |||
| запасы подземных вод: 9 phrases in 3 subjects |
| Construction | 2 |
| Natural resourses and wildlife conservation | 4 |
| Water resources | 3 |