 |
| |||
| soft component; electron-photon component; electromagnetic component; non-penetrating component | |||
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composante electromagnetique : 2 phrases, 1 sujets |
| Sciences de la Terre | 2 |
|
| |||
| soft component; electron-photon component; electromagnetic component; non-penetrating component | |||
|
composante electromagnetique : 2 phrases, 1 sujets |
| Sciences de la Terre | 2 |