单词 | hydrodealkylation |
释义 | hydrodealkylation [´hī·drō·dē´al·kǝ`lā·shǝn] CHEMICAL ENGINEERING A petroleum refining operation in which heat and pressure are used to remove methyl groups or larger alkyl groups from hydrocarbons, or to change positions of these groups on the molecule; used to upgrade low-value products. |
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