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| caractéristique de fréquence | |||
| courbe de réponse à une variation de fréquence | |||
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característica de frecuencia : 21 phrases in 5 subjects |
| Communications | 8 |
| Electronics | 6 |
| Information technology | 4 |
| Measuring instruments | 2 |
| Piezoelectric crystals | 1 |
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