| |||
| 归零制; 归零法 | |||
|
return-to -zero method : 5 do fraz, 4 tematyki |
| Chemia | 1 |
| Handel | 1 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 2 |
| |||
| 归零制; 归零法 | |||
|
return-to -zero method : 5 do fraz, 4 tematyki |
| Chemia | 1 |
| Handel | 1 |
| Ropa / ropa naftowa | 1 |
| Technika i technologia | 2 |