 |
| |||
| feste Substanz | |||
| Feststoff m | |||
| |||
| feste Substanzen | |||
|
solid substance : 6 do fraz, 4 tematyki |
| Chemia | 1 |
| Nauka o ziemi | 1 |
| Ochrona środowiska | 2 |
| Technika i technologia | 2 |
|
| |||
| feste Substanz | |||
| Feststoff m | |||
| |||
| feste Substanzen | |||
|
solid substance : 6 do fraz, 4 tematyki |
| Chemia | 1 |
| Nauka o ziemi | 1 |
| Ochrona środowiska | 2 |
| Technika i technologia | 2 |