 |
| |||
| secondary channel; co-channel | |||
| secondary canal; distributary | |||
|
canal secondaire : 6 do fraz, 3 tematyki |
| Budownictwo | 1 |
| Rolnictwo | 4 |
| Technika i technologia | 1 |
|
| |||
| secondary channel; co-channel | |||
| secondary canal; distributary | |||
|
canal secondaire : 6 do fraz, 3 tematyki |
| Budownictwo | 1 |
| Rolnictwo | 4 |
| Technika i technologia | 1 |