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esente da alterazioni di colore | |||
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elemento del cristallo | |||
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affinato | |||
carattere spazio |
Blank: 20 phrases in 7 subjects |
Cables and cable production | 1 |
Electronics | 2 |
General | 1 |
Immigration and citizenship | 1 |
Materials science | 3 |
Mechanic engineering | 2 |
Metallurgy | 10 |