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bloc réfractaire de flottation | |||
bloc de flottaison |
flux : 34 phrases in 8 subjects |
Electronics | 1 |
Finances | 2 |
General | 1 |
Medical | 8 |
Medical appliances | 2 |
Metallurgy | 14 |
Natural resourses and wildlife conservation | 5 |
Research and development | 1 |