- alkyl residue
- 烷基: alkyl; alk-
- 甲基原子团: methyl groups; methyl radical
- 烷氧基原子团: alkoxyl group
- 原子团: atom group; atomic grouping; atomic volume; group of atoms; radical; radicle
- 环烷基原油: naphthene base crude oil; naphthene base oil; naphthenic base crude oil; naphthenic crude; naphthenic-base crude
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