作者: Xin Dai , Haiyan Yu , Yunyu Niu , Huaixiang Tian , Zuobing Xiao
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摘要: The invention discloses a method for detecting age of yellow rice wine by using high-speed gas chromatography type electronic nose fingerprint analysis system. comprises the following steps: firstly building up detection model; then, shaking sample to be detected; putting 5mL detected into 20mL closed bottle in system, acquiring smell information system so as obtain map carrying out principal component on form characteristic vector; and finally calling vector model detected. has high accuracy, is simple operate advantage shorter time compared with traditional sensory evaluation method. new wine.