 |
| |||
| reverse-seated (valve sheetikoff); back seated (valve sheetikoff) | |||
| с обратной посадкой: 5 do fraz, 2 tematyki |
| Lotnictwo | 2 |
| Technika i technologia | 3 |
|
| |||
| reverse-seated (valve sheetikoff); back seated (valve sheetikoff) | |||
| с обратной посадкой: 5 do fraz, 2 tematyki |
| Lotnictwo | 2 |
| Technika i technologia | 3 |