 |
| |||
| sliding-vane pump | |||
| wing pump | |||
| 2) impeller pump | |||
| impeller; rotary-vane type pump; vane blower; vane pump | |||
| pompe à palettes: 16 phrases in 5 subjects |
| Earth sciences | 5 |
| Mechanic engineering | 4 |
| Medical appliances | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 5 |