external reference
| signal timing
| external reference abbr. | |
| el. | référence externe |
| signal timing abbr. | |
| radiat. | séquence de signaux |
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| référence externe | |||
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external reference : 7 phrases in 5 subjects |
| Communications | 2 |
| Computers | 2 |
| Economics | 1 |
| Information technology | 1 |
| Transport | 1 |