Then the data were analyzed by the absolute principal component analysis (APCA) to evaluate principal components and the percent variance explained by them.

对获得的浓度数据进一步作绝对主成分分析(APCA)，获取颗粒物的主要来源成分和它们所占的比值。

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By the principal component analysis, establish the controlling mathematic model between sensory quality and compose and absolute content.

通过苹果酒感官品质与可调控工艺参数之间关系的研究，构建了苹果酒品质调控数学模型；

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