 |
| |||
| 迁移元素 | |||
|
migration elements : 15 do fraz, 4 tematyki |
| Geografia | 1 |
| Nauka o ziemi | 1 |
| Nauka pustynna | 3 |
| Technika i technologia | 10 |
|
| |||
| 迁移元素 | |||
|
migration elements : 15 do fraz, 4 tematyki |
| Geografia | 1 |
| Nauka o ziemi | 1 |
| Nauka pustynna | 3 |
| Technika i technologia | 10 |