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| répartition spectrale de l'énergie | |||
| distribution spectrale; répartition spectrale | |||
| спектральное распределение: 14 phrases in 7 subjects |
| Astronautics | 6 |
| Astronomy | 1 |
| Chemistry | 2 |
| Lighting other than cinema | 1 |
| Mathematics | 1 |
| Medical appliances | 1 |
| Technology | 2 |
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