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| pyros | |||
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| pyro- (Prefix denoting a substance formed or obtained by heat) | |||
| Francés tesauro | |||
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| pyrotechnique | |||
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| pyrotechnique | |||
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pyros : 10 a las frases, 7 temas |
| Aparatos médicos | 1 |
| Ingeniería mecánica | 1 |
| Metalurgia | 1 |
| Química | 3 |
| Radiobiología | 1 |
| Silvicultura | 1 |
| Tecnología | 2 |