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| transmission par engrenages; commande par engrenage; commande par engrenages; transmission par engrenage; engrenage m; rouage m | |||
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| train d'engrenages | |||
| gear-system: 16 phrases in 7 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Mechanic engineering | 4 |
| Metallurgy | 1 |
| Mineral products | 1 |
| Technology | 1 |
| Transport | 7 |