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| коэффициент отражения: 34 phrases in 11 subjects |
| Astronautics | 2 |
| Aviation | 6 |
| Chemistry | 2 |
| Forestry | 3 |
| General | 2 |
| Natural resourses and wildlife conservation | 1 |
| Optics branch of physics | 1 |
| Physics | 2 |
| Radio | 1 |
| Technology | 6 |
| Радиоактивное излучение | 8 |
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