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| diffraction grating | |||
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reseau a diffraction : 3 phrases, 3 sujets |
| Ressources naturelles et conservation de la faune | 1 |
| Sciences physiques | 1 |
| Technologie | 1 |
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| diffraction grating | |||
|
reseau a diffraction : 3 phrases, 3 sujets |
| Ressources naturelles et conservation de la faune | 1 |
| Sciences physiques | 1 |
| Technologie | 1 |