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scisto argilloso | |||
membrana interna della capsula del cotone | |||
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sterile di laveria |
shale: 33 phrases in 11 subjects |
Chemistry | 3 |
Coal | 3 |
Earth sciences | 5 |
Electronics | 1 |
Environment | 2 |
General | 5 |
Industry | 1 |
Metallurgy | 9 |
Mining | 2 |
Statistics | 1 |
Transport | 1 |