单词	cementite
释义	cementite /sɪˈmɛntʌɪt / noun [mass noun] Metallurgy A hard, brittle iron carbide present in cast iron and most steels.This cementite is hard (Brinell hardness 600 +), brittle and brilliantly white.... The harder pearlite is comprised of alternating thin layers or shells of ferrite and cementite, a very hard substance. It has been shown how the difference in solubility of carbon in austenite and ferrite leads to the familiar ferrite / cementite aggregates in plain carbon steels.
随便看	crisis crisis center crisis management crisp crispate crispbread crisper crispiness crisply crispness CRISPR crispy criss crissal thrasher criss-cross crista cristate cristobalite cristoleum crit criterial criterion criterion-referenced criterion-referencing criterium

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