| |||
| Ventilflattern n | |||
| ventilflattern; Ventilschwingen n | |||
|
valve flutter : 3 do fraz, 2 tematyki |
| Pospolicie | 1 |
| Technika i technologia | 2 |
| |||
| Ventilflattern n | |||
| ventilflattern; Ventilschwingen n | |||
|
valve flutter : 3 do fraz, 2 tematyki |
| Pospolicie | 1 |
| Technika i technologia | 2 |