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| fossile minéralisé | |||
| fossile | |||
| pétrification | |||
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| fossile | |||
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fossile : 42 phrases in 15 subjects |
| Agriculture | 2 |
| Chemistry | 2 |
| Coal | 1 |
| Earth sciences | 1 |
| Ecology | 2 |
| Economics | 1 |
| Electronics | 3 |
| Energy industry | 10 |
| Environment | 5 |
| Finances | 1 |
| General | 3 |
| Geology | 1 |
| Life sciences | 6 |
| Materials science | 1 |
| Metallurgy | 3 |