经化学与光谱方法鉴定其结构。
Their structures were identified based on chemical and spectroscopic methods.
方法利用反相层析的方法进行分离纯化，根据化合物的化学性质与光谱数据鉴定其结构。
Methods to isolate the constituents by reverse phase chromatography, and characterize their structures by the analysis of chemical property and spectral data.
采用现代技术分离黄瑞香、陕甘瑞香和结香中的化学成分，鉴定了63个（次） 单体化合物的结构。
The chemical investigation resulted in the isolation of 63 compounds, and the structures were determined based on the modern spectral technology.
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