 |
| |||
| Umluftanlage f | |||
| Umluftsystem n | |||
| Treibwassersystem n | |||
| Labyrinth-Seal-System n; Labyrinth Seal System | |||
|
recirculation system : 14 phrases, 7 sujets |
| Agriculture | 2 |
| Appareils médicaux | 1 |
| Automobiles | 4 |
| Général | 1 |
| Génie mécanique | 3 |
| Technologie | 2 |
| Transport | 1 |