 |
| |||
| 精憎过程; 精懈工艺 | |||
|
rectification process : 9 do fraz, 4 tematyki |
| Chemia | 3 |
| Hutnictwo | 3 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 2 |
|
| |||
| 精憎过程; 精懈工艺 | |||
|
rectification process : 9 do fraz, 4 tematyki |
| Chemia | 3 |
| Hutnictwo | 3 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 2 |