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segnale elettrico | |||
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segnalazione elettrica |
electrical signal: 22 phrases in 9 subjects |
Automated equipment | 1 |
Communications | 7 |
Earth sciences | 1 |
Electronics | 3 |
Information technology | 3 |
Mechanic engineering | 1 |
Natural sciences | 2 |
Transport | 3 |
Vacuum tubes | 1 |