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systèmes actuels | |||
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type de courant |
current systems : 31 phrases in 13 subjects |
Agriculture | 2 |
Aviation | 1 |
Communications | 6 |
Construction | 1 |
Earth sciences | 2 |
Electric motors | 2 |
Electricity generation | 2 |
Electronics | 5 |
General | 2 |
Life sciences | 1 |
Name of organization | 1 |
Technology | 1 |
Transport | 5 |