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| реликтовое излучение; фоновое излучение Вселенной | |||
| фон космического излучения; фон космического радиоизлучения | |||
| cosmic background: 31 phrases in 11 subjects |
| Astronautics | 5 |
| Astronomy | 1 |
| Astrophysics | 3 |
| High energy physics | 1 |
| Makarov | 4 |
| Military | 4 |
| Nanotechnology | 1 |
| Physics | 2 |
| Space | 6 |
| Technology | 3 |
| Telecommunications | 1 |