light-load
| circulating system
| light load | |
| opt. | leichte Belastung |
| circulating system | |
| phys. | Zirkulationssystem |
| |||
| leichte Belastung | |||
| Schwachlast f | |||
|
light-load : 11 phrases in 3 subjects |
| Mechanic engineering | 1 |
| Technology | 6 |
| Transport | 4 |