卤代烃的分类 the classification of halogenoalkanes ; Classification of Halo-hydrocarbon ; the e classification of halogenoalkanes

芳香烃的分类及命名 classification and nomenclature aromatic hydrocarbon

卤代烃的分类和命名 Classification and Nomenclature of Halohydrocarbons

脂环烃的分类和命名法 Nomenclature and classification of cycloalkynes