单词 | cementite |
释义 | cementite|sɪˈmɛntaɪt| [f. cement n. + -ite1.] A hard and brittle carbide of iron, Fe3C.
1888H. M. Howe in Engin. & Mining Jrnl. 18 Aug. 132 Minerals which compose iron. Name suggested here..Cementite. Iron with cement carbon. Ibid. 25 Aug. 154/1 Cementite..appears to be intensely hard, brilliant, homogeneous, structureless carbide of iron, containing the whole of the cement carbon. 1889[see pearlite 2]. 1922C. H. Desch Metallography (ed. 3) xvii. 373 The carbide, cementite, Fe3C, is the only compound of carbon and iron which has yet been recognized by microscopical means. |

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