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graphite naturel; mine d plomb | |||
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plombagine; graphite; mine de plomb | |||
plombage | |||
dentelaire de Chine (Ceratostigma plumbaginoides); dentelaire de lady Larpent (Ceratostigma plumbaginoides) |
plumbago : 4 phrases in 3 subjects |
Metallurgy | 1 |
Natural sciences | 1 |
Technology | 2 |