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porosité: 108 phrases in 16 subjects |
Analytical chemistry | 3 |
Chemistry | 7 |
Construction | 7 |
Earth sciences | 17 |
Environment | 2 |
General | 4 |
Hobbies and pastimes | 3 |
Life sciences | 17 |
Materials science | 1 |
Metallurgy | 24 |
Natural resourses and wildlife conservation | 13 |
Nuclear physics | 2 |
Packaging | 1 |
Technology | 3 |
Textile industry | 1 |
Transport | 3 |