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| gas mixture No definition needed | |||
| atmosphere | |||
| gas compound | |||
| gas mixture; gaseous mixture; mixed gas | |||
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Gasgemisch : 7 a las frases, 6 temas |
| Ambiente | 1 |
| Biología | 1 |
| Construcción | 1 |
| Metalurgia | 1 |
| Recursos naturales y conservación de la vida silvestre. | 1 |
| Tecnología | 2 |