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| solid propellant | |
| industr. | propergol solide |
| additive manufacturing | |
| IT industr. | impression 3D; impression en 3 dimensions |
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| propergol solide | |||
| poudre m | |||
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Solid Propellant : 7 a las frases, 6 temas |
| Astronáutica | 1 |
| Astronomía | 1 |
| General | 1 |
| Ingeniería mecánica | 1 |
| Química | 1 |
| Transporte | 2 |