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graphite是什么意思

graphite

英[ˈgræfaɪt] 美[ˈɡræfˌaɪt]

n.石墨，黑铅；铅笔粉

oil

双语例句

1 . In graphite sheets, carbon atoms bond together in rings.: 石墨层中的碳原子相互连接形成碳环。

2 . Made from cast iron, it is finished in graphite enamel.: 它是用铸铁制成，最后在外面搪了一层石墨。

3 . A powerful electric current is passed through a piece of graphite .: 给一块石墨通入强电流。

4 . The pistons are graphite -coated to reduce friction.: 活塞上涂了一层石墨以减小摩擦力。