单词 | cementation |
释义 | cementation[ see-muhn-tey-shuhn, -men-, sem-uhn- ] / ˌsi mənˈteɪ ʃən, -mɛn-, ˌsɛm ən- / SEE SYNONYMS FOR cementation ON THESAURUS.COM nounthe act, process, or result of cementing. Metallurgy. the heating of two substances in contact in order to effect some change in one of them, especially, the formation of steel by heating iron in powdered charcoal. Origin of cementationFirst recorded in 1585–95; cement + -ation Words nearby cementationceltuce, celure, CEMA, cembalo, cement, cementation, cementicle, cementifying fibroma, cementite, cementitious, cement line Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for cementationBritish Dictionary definitions for cementationcementation / (ˌsiːmɛnˈteɪʃən) / nounthe process of heating a solid with a powdered material to modify the properties of the solid, esp the heating of wrought iron, surrounded with charcoal, to 750–900°C to produce steel the process of cementing or being cemented civil engineering the injection of cement grout into fissured rocks to make them watertight Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for cementationcementation [ sē′mĕn-tā′shən ] A metallurgical coating process in which a metal or alloy such as iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either. Cementation is often employed to increase resistance to oxidation. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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