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单词 nitrogenation
释义

nitrogenationn.

Brit. /ˌnʌɪtrədʒᵻˈneɪʃn/, /nʌɪˌtrɒdʒᵻˈneɪʃn/, U.S. /ˌnaɪtrədʒəˈneɪʃ(ə)n/, /naɪˌtrɑdʒəˈneɪʃ(ə)n/
Origin: Formed within English, by derivation. Etymons: nitrogen n., -ation suffix.
Etymology: < nitrogen n. + -ation suffix. Compare earlier nitrogenated adj. and slightly later nitrogenate v.
The action or process of combining or treating a substance with nitrogen; (Metallurgy) = nitridation n.
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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).
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n.1926
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