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| |||
| Hauptschalter m; Netzanschlussschalter m | |||
| Knotenvermittlungsstelle f | |||
| Hauptumschalter m | |||
| Hauptschalter m (panel); Hauptschaltertafel f (panel); Hauptkontakt m | |||
| Haupttrennschalter n; Haupttaste f | |||
| main switch: 20 phrases in 7 subjects |
| Computers | 1 |
| Electronics | 4 |
| Mechanic engineering | 1 |
| Microsoft | 1 |
| Optics branch of physics | 1 |
| Technology | 7 |
| Transport | 5 |