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système d'images : 15 phrases in 8 subjects |
| Aviation | 1 |
| Computers | 1 |
| Environment | 1 |
| Medical appliances | 3 |
| Microsoft | 2 |
| Natural resourses and wildlife conservation | 2 |
| Nuclear physics | 2 |
| Радиоактивное излучение | 3 |
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