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enclenchement: 129 phrases in 16 subjects |
Chemistry | 1 |
Communications | 22 |
Construction | 2 |
Earth sciences | 2 |
Electric traction | 1 |
Electronics | 12 |
General | 1 |
Industry | 10 |
Information technology | 2 |
Materials science | 8 |
Mechanic engineering | 7 |
Medical | 1 |
Metallurgy | 2 |
Rail transport | 7 |
Technology | 3 |
Transport | 48 |