| |||
| 选择性提取 | |||
| 选择提取 | |||
| 优先萃取; 选择萃取 | |||
| 选择性抽提; 选择性萃取 | |||
| 选择性提取; 分别抽出 | |||
|
selective extraction : 8 do fraz, 4 tematyki |
| Chemia | 1 |
| Ropa / ropa naftowa | 2 |
| Technika i technologia | 4 |
| Zasoby wodne | 1 |
| |||
| 选择性提取 | |||
| 选择提取 | |||
| 优先萃取; 选择萃取 | |||
| 选择性抽提; 选择性萃取 | |||
| 选择性提取; 分别抽出 | |||
|
selective extraction : 8 do fraz, 4 tematyki |
| Chemia | 1 |
| Ropa / ropa naftowa | 2 |
| Technika i technologia | 4 |
| Zasoby wodne | 1 |