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hydrogenation 音标拼音: [h,ɑɪdr,ɑdʒən'eʃən] n. 加氢 加氢 hydrogenation n 1: a chemical process that adds hydrogen atoms to an unsaturated oil; "food producers use hydrogenation to keep fat from becoming rancid" Hydrogenation \Hy`dro*gen*a"tion\, n. (Chem.)
The act of combining with hydrogen, or the state of being so combined. [1913 Webster]
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