鑽石分為一型和二型兩種，這主要是根據它是否含有N元素：一型含；二型不含。而藍色的鑽石是二B型的，是半導體。The intense hardness of diamond in particular orientations causes it to be helpful in components science, as With this pyramidal diamond embedded in the Doing work surface of a Vickers hardness t

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