Objective: Correlative characteristic peaks of HPLC selected by rough sets were employed to identify the habitats of Radix Astragali.
目的：采用粗糙集方法选取相关特征色谱峰用于黄芪药材的产地鉴别。
Some peaks were selected as characteristic peaks to survey the quality wave of tobacco flavor.
对选择的香味成分特征峰进行了重复性实验以及不同批次香精的稳定性实验。
Provisions are made for normalizing peak widths, combining internal and external calibration, and using selected measured peaks as standards.
为归一化峰宽度、组合内 部和外部校准、以及使用选择的测量峰作为标准采取措施。
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