 |
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| Sistema electroóptico de vigilancia del espacio interestelar con base en tierra | |||
| ground -based: 25 phrases in 12 subjects |
| Communications | 7 |
| Environment | 2 |
| General | 1 |
| Information technology | 1 |
| Life sciences | 1 |
| Measuring instruments | 1 |
| Meteorology | 3 |
| Natural sciences | 1 |
| Radio | 1 |
| Technology | 2 |
| Transport | 4 |
| United Nations | 1 |