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Graphite - Wikipedia, the free encyclopedia
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日期:2026-04-26
Graphite /ˈɡræfaɪt/ is made almost entirely of carbon atoms, and as with diamond, is a semimetal native element mineral, and an allotrope of carbon. Graphite, meaning "writing stone", was named by Abraham Gottlob Werner in 1789 from the Ancient Greek γράφ...看更多













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