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bronze | |||
alliage de cuivre et d'étain | |||
coussinet |
bronze : 37 phrases in 12 subjects |
Chemistry | 3 |
Electronics | 1 |
Energy industry | 1 |
Environment | 1 |
Industry | 3 |
Mechanic engineering | 3 |
Metallurgy | 20 |
Natural resourses and wildlife conservation | 1 |
Patents | 1 |
Social science | 1 |
Superconductivity | 1 |
Transport | 1 |