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Lloyd's mirror
| system
| Lloyd's mirror | |
| opt. | Lloydscher Spiegel |
| system | |
| gen. | Methode; System; Anlage |
| refrig. | System |
| tech. | Anlage; Anordnung; Bauart; Netz; Netzverbund |
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| Lloydscher Spiegel | |||
| Lloyd's mirror: 5 phrases in 3 subjects |
| Astronomy | 1 |
| Measuring instruments | 1 |
| Optics branch of physics | 3 |