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| attaque à l'acide chlorhydrique | |||
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χάραξη με : 27 phrases in 9 subjects |
| Chemistry | 2 |
| Electronics | 9 |
| Environment | 1 |
| Industry | 1 |
| Life sciences | 1 |
| Metallurgy | 6 |
| Natural sciences | 1 |
| Scientific | 1 |
| Transport | 5 |
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