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recirculer | |||
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recyclage | |||
recyclage longitudinal; recirculation; recirculation des boues |
ricircolare : 34 phrases in 10 subjects |
Agriculture | 4 |
Earth sciences | 4 |
Electronics | 2 |
Environment | 11 |
Industry | 1 |
Mechanic engineering | 1 |
Medical | 2 |
Municipal planning | 1 |
Natural sciences | 1 |
Transport | 7 |