multi-block
| synchronisation signal unit
| multi-block abbr. | |
| el. | multibloc |
| synchronisation signal unit abbr. | |
| el. | unité de signalisation de synchronisation |
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| multibloc | |||
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multi-block : 12 phrases in 4 subjects |
| Construction | 4 |
| Electronics | 5 |
| Finances | 1 |
| Mechanic engineering | 2 |