determination of structure 基本例句 结构鉴定 Structure Characterization of the Secondary Metabolites from the Soft Coral Sinularia sp.中次生代谢产物的结构鉴定。 Isolation and structure identification of the chemical constituents from pine needles of Pinus massoniana Lamb.马尾松松针中化学成分的分离与结构鉴定。