单词 | nitrogenation |
释义 | nitrogenationn. The action or process of combining or treating a substance with nitrogen; (Metallurgy) = nitridation n. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions or processes (named) > nitrification > nitrogenation nitrogenization1865 nitrogenation1926 1926 Jrnl. Iron & Steel Inst. 113 600 Parts to be case-hardened by nitrogenation must be completely machined and finished off before case-hardening. 1967 Biol. Abstr. 48 1394/2 Ways of controlling nitrogenation [of soil]. 1969 D. Kunii & O. Levenspiel Fluidization Engin. xv. 517 (heading) Conversion of a particle in the nitrogenation of calcium carbide. 1995 Jrnl. Alloys & Compounds 226 55/2 The nitrogenation was performed by heating the..powder in a pure nitrogen atmosphere at 773K for about 3h. This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1926 |
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