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image optique : 21 phrases in 11 subjects |
Communications | 2 |
Electronics | 3 |
Health care | 1 |
Industry | 2 |
Information technology | 1 |
Medical appliances | 3 |
Metallurgy | 1 |
Natural sciences | 1 |
Nuclear physics | 1 |
Patents | 5 |
Statistics | 1 |