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Radiofrequenz : 27 phrases, 12 sujets |
| Chimie analytique | 4 |
| Communications | 1 |
| Électronique | 6 |
| Général | 1 |
| Industrie | 1 |
| Informatique | 4 |
| Microsoft | 2 |
| Physique nucléaire | 1 |
| Radio | 4 |
| Sciences de la Terre | 1 |
| Technologie | 1 |
| Transport | 1 |