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avertisseur | |||
indicateur; balise | |||
signaleur | |||
voyant |
sinalizador : 20 phrases in 9 subjects |
Communications | 1 |
Earth sciences | 2 |
Electric traction | 1 |
General | 3 |
Lighting other than cinema | 1 |
Materials science | 4 |
Mechanic engineering | 1 |
Microsoft | 6 |
Transport | 1 |