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| détection d'ondes lumineuses | |||
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light detection : 15 phrases in 10 subjects |
| Aviation | 1 |
| Communications | 2 |
| Computers | 1 |
| General | 1 |
| Information technology | 2 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 2 |
| Remote sensing | 1 |
| Technology | 1 |
| United Nations | 3 |