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| sous-ensemble m (part of an assembly which fulfils a special function and can be handled and stored as a unit) | |||
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sub-assemblies : 8 phrases, 7 sujets |
| Électronique | 1 |
| Environnement | 1 |
| Militaire | 1 |
| Nations unies | 1 |
| Rayonnement nucléaire | 2 |
| Sciences naturelles | 1 |
| Transport | 1 |