 |
| |||
| 地下水的 | |||
| phréatique: 25 phrases in 7 subjects |
| Agriculture | 1 |
| Environment | 1 |
| Geography | 4 |
| Soil science | 3 |
| Technology | 2 |
| United Nations | 3 |
| Water resources | 11 |
|
| |||
| 地下水的 | |||
| phréatique: 25 phrases in 7 subjects |
| Agriculture | 1 |
| Environment | 1 |
| Geography | 4 |
| Soil science | 3 |
| Technology | 2 |
| United Nations | 3 |
| Water resources | 11 |