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| temps de phase | |||
| temps de propagation de phase | |||
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phase time : 15 phrases in 7 subjects |
| Analytical chemistry | 2 |
| Communications | 3 |
| Electronics | 4 |
| Information technology | 1 |
| Piezoelectric crystals | 1 |
| Technology | 3 |
| Transport | 1 |
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