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酒類產品氣味-電子鼻(氣味分析系統)檢測酒及相關產品風味物質中的應用
瀏覽次數:3472發布日期:2020-02-20

電子鼻(bi)(氣(qi)味分析系統)是一種(zhong)氣(qi)味分析儀(yi)器,又稱人工嗅(xiu)覺(jue)系統,是在(zai)材料科學和傳感技(ji)術(shu)的基礎上發(fa)展起來的,利用各種(zhong)傳感器的仿生學技(ji)術(shu),模(mo)仿人類嗅(xiu)覺(jue)細胞的工作模(mo)式,實(shi)現對氣(qi)體、氣(qi)味的檢(jian)測。白酒產品由于不同的(de)原料產(chan)地、不(bu)(bu)同的(de)(de)(de)品(pin)種、不(bu)(bu)同的(de)(de)(de)加(jia)工條件等多變量(liang)的(de)(de)(de)影響下,整體(ti)(ti)氣味(wei)(wei)(wei)(wei)(wei)也會有所不(bu)(bu)同,而電子(zi)鼻(氣味(wei)(wei)(wei)(wei)(wei)分(fen)(fen)析(xi)系(xi)統(tong))的(de)(de)(de)傳感器對不(bu)(bu)同的(de)(de)(de)氣味(wei)(wei)(wei)(wei)(wei)會表現(xian)出不(bu)(bu)同的(de)(de)(de)響應(ying)度,從(cong)而達到區分(fen)(fen)鑒別的(de)(de)(de)目(mu)的(de)(de)(de)。食(shi)品(pin)的(de)(de)(de)風味(wei)(wei)(wei)(wei)(wei)是(shi)評價食(shi)品(pin)質(zhi)量(liang)的(de)(de)(de)重(zhong)要因(yin)素,沒有人愿意買風味(wei)(wei)(wei)(wei)(wei)很差的(de)(de)(de)食(shi)品(pin)。然而評價食(shi)品(pin)風味(wei)(wei)(wei)(wei)(wei)是(shi)一項很復雜(za)的(de)(de)(de)工作(zuo),不(bu)(bu)僅需(xu)要評價風味(wei)(wei)(wei)(wei)(wei)本(ben)身,還需(xu)要看消費者對這種風味(wei)(wei)(wei)(wei)(wei)的(de)(de)(de)接受程度。所以(yi)風味(wei)(wei)(wei)(wei)(wei)評價需(xu)要從(cong)感覺(jue)上、化學(xue)(xue)或(huo)物(wu)理等多方面來進行分(fen)(fen)析(xi)。風味(wei)(wei)(wei)(wei)(wei)物(wu)質(zhi)的(de)(de)(de)活性成(cheng)份可以(yi)用(yong)氣相(xiang)色譜(pu)法和GC-MS測(ce)(ce)量(liang)得到。但是(shi)化學(xue)(xue)分(fen)(fen)析(xi)儀(yi)器是(shi)復制的(de)(de)(de)。目(mu)前(qian)還沒有通用(yong)的(de)(de)(de)分(fen)(fen)離方法,用(yong)于揮發性風味(wei)(wei)(wei)(wei)(wei)物(wu)質(zhi)的(de)(de)(de)全色譜(pu)分(fen)(fen)析(xi)。但已經(jing)建立了一些分(fen)(fen)離技術,包括(kuo)液(ye)體(ti)(ti)與(yu)液(ye)體(ti)(ti)的(de)(de)(de)分(fen)(fen)離,液(ye)體(ti)(ti)與(yu)固(gu)體(ti)(ti)的(de)(de)(de)分(fen)(fen)離,固(gu)相(xiang)提取(qu),快速溶劑提取(qu),頂空分(fen)(fen)析(xi),空氣抽取(qu),直(zhi)接熱解(jie)吸法等等。這些技術已經(jing)應(ying)用(yong)了很多年,但是(shi)簡單樣品(pin)制備(bei),甚至是(shi)無需(xu)樣品(pin)制備(bei)的(de)(de)(de)情況下分(fen)(fen)析(xi)風味(wei)(wei)(wei)(wei)(wei),目(mu)前(qian)只有電子(zi)鼻(氣味(wei)(wei)(wei)(wei)(wei)分(fen)(fen)析(xi)系(xi)統(tong))可以(yi)做到,或(huo)者是(shi)人的(de)(de)(de)感官嗅(xiu)聞。因(yin)此近幾年利用(yong)電子(zi)鼻(氣味(wei)(wei)(wei)(wei)(wei)分(fen)(fen)析(xi)系(xi)統(tong))測(ce)(ce)試白酒(jiu)的風(feng)味全面(mian)興起(qi),給科研和產品研發帶了了便利。下面(mian)我們介紹(shao)電子鼻(氣味分(fen)析系統)的各方面(mian)應用。

酒(jiu)類是早應用感(gan)官(guan)品評的(de)領域,電(dian)子鼻(氣味分(fen)析系(xi)統)能識別酒(jiu)(jiu)真偽和摻假、識別酒(jiu)(jiu)齡,檢測酒(jiu)(jiu)中呈香(xiang)物質的變化,辨別不同品種的酒(jiu)(jiu)的香(xiang)氣。電子鼻(氣(qi)味分析(xi)系(xi)統)在(zai)酒類(lei)感(gan)官(guan)中(zhong)的運用極大的豐富了酒類(lei)感(gan)官(guan)品(pin)評(ping)的方法,使得(de)酒類(lei)感(gan)官(guan)評(ping)價(jia)更加客觀精確。葡萄酒及白酒檢測的方法有感(gan)官(guan)評(ping)價(jia)法、化學分析(xi)法、仿生傳感(gan)智能(neng)感(gan)官(guan)法等(deng)。感(gan)官(guan)評(ping)價(jia)法和化學分析(xi)法存在(zai)人為干擾較(jiao)大和分析(xi)過程復雜(za)、設備(bei)昂(ang)貴等(deng)缺點。電子鼻(bi)(氣味分(fen)析系(xi)統(tong))技(ji)術(shu)是一種(zhong)仿(fang)生傳感智(zhi)能感官,它利用現代信(xin)息技(ji)術(shu)和(he)傳感技(ji)術(shu)模仿(fang)人或動(dong)物(wu)的(de)(de)(de)視覺、味(wei)覺、聽覺和(he)嗅覺感覺行(xing)(xing)為,自動(dong)獲取被(bei)檢(jian)測(ce)對(dui)(dui)象品(pin)質(zhi)特(te)性(xing)的(de)(de)(de)信(xin)息,并模擬人對(dui)(dui)信(xin)息的(de)(de)(de)理解和(he)判別(bie)對(dui)(dui)獲取的(de)(de)(de)信(xin)息進行(xing)(xing)處理的(de)(de)(de)技(ji)術(shu)。該技(ji)術(shu)具有無(wu)損、快(kuai)速和(he)操作(zuo)方(fang)便等優點(dian)。電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)在白(bai)酒(jiu)氣(qi)味(wei)識(shi)別(bie)(bie)中,可(ke)用(yong)于(yu)(yu)酒(jiu)品質(zhi)鑒(jian)(jian)(jian)別(bie)(bie);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)以(yi)識(shi)別(bie)(bie)不同(tong)香型的(de)(de)(de)白(bai)酒(jiu);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)以(yi)識(shi)別(bie)(bie)不同(tong)品牌、產地、原料的(de)(de)(de)白(bai)酒(jiu);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)用(yong)于(yu)(yu)不同(tong)處理工藝(yi)紅酒(jiu)樣(yang)品的(de)(de)(de)辨別(bie)(bie)區(qu)(qu)分,主(zhu)要包括干白(bai)、蒸(zheng)餾(liu)酒(jiu)等(deng);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)用(yong)于(yu)(yu)果(guo)酒(jiu)、果(guo)汁(zhi)的(de)(de)(de)區(qu)(qu)分,且電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)用(yong)于(yu)(yu)不同(tong)水果(guo)釀造的(de)(de)(de)果(guo)酒(jiu)及果(guo)汁(zhi)的(de)(de)(de)鑒(jian)(jian)(jian)別(bie)(bie);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)用(yong)于(yu)(yu)不同(tong)發(fa)酵時間的(de)(de)(de)酒(jiu)醪樣(yang)品區(qu)(qu)分鑒(jian)(jian)(jian)別(bie)(bie);電(dian)(dian)子(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)可(ke)用(yong)于(yu)(yu)不同(tong)醅樣(yang)品的(de)(de)(de)辨別(bie)(bie)區(qu)(qu)分;電子(zi)鼻(氣味分析(xi)系統)可應用到酒類檢(jian)測的方方面(mian)面(mian),如(ru)下(xia)所示:

1.電子鼻(氣味(wei)分析(xi)(xi)系統)在(zai)紅酒品質差(cha)異分析(xi)(xi)中的應用

2.電子鼻(氣(qi)味分析系統)優化(hua)及感官品(pin)評中(zhong)的(de)分析應用(yong)

3.電子鼻(bi)(氣味分析系統)檢測物(wu)質及其消(xiao)費者喜好度調研

4.

的(de)應(ying)用(yong)(原料(liao)的(de)選擇)

6.電子鼻(bi)(氣味(wei)分析系統)檢(jian)測不同(tong)種類(lei)白酒(jiu)風味物質品質差異研究(jiu)中的應用

7.電子鼻用于啤(pi)酒風味(wei)品質鑒(jian)別中的應用

8.電子鼻(bi)(氣味分析系統)在啤(pi)酒花品質檢驗中的應(ying)用

關于-電子鼻(氣味分析(xi)系統)檢(jian)測白酒氣味差異研究中的應(ying)用,在此舉例如下:

電子鼻(氣味分析(xi)系統)應(ying)用于(yu)白酒不同工(gong)藝的(de)研(yan)究

 不同(tong)工藝:由(you)白酒樣品傳感器響應雷達(da)圖可知,A-H號(hao)樣(yang)品的(de)雷(lei)達圖響應各有(you)所不同。其中,A和其(qi)他樣品(pin)的區(qu)別(bie)較大。他們的氣味差異主要體(ti)現是在1、2、4、6、79、10號傳感(gan)器上。對于8個樣品來說,進行傳感(gan)器優化(hua),后優化(hua)的(de)傳感(gan)器結果(guo)為:'S11_P_S9_P_S7_P_S6_P_S1_P。PCA圖中,DI值為89.24 %,說明主成(cheng)(cheng)分(fen)分(fen)析(xi)法的(de)整體區分(fen)效果很好(hao),主成(cheng)(cheng)分(fen)1和主成(cheng)(cheng)分(fen)2的(de)總貢獻率為(wei)99.91%,基本可(ke)(ke)以代表樣品全部信息,所以電子鼻可(ke)(ke)對不(bu)同(tong)工藝白(bai)酒(jiu)樣品進行很好的(de)區分檢測

電子鼻(氣(qi)味分析系統)檢測不(bu)同(tong)種類白酒風味物質品質差(cha)異研究中的應用(yong)

 競品模擬(酒):PCA圖中(zhong),橫坐標表示一(yi)主成分(fen)所占整體(ti)信(xin)息量(liang)的百(bai)分(fen)比(bi),縱坐標表示第二主成分(fen)所占整體(ti)信(xin)息量(liang)的百(bai)分(fen)比(bi)。在圖中(zhong)DI值為96.59%,說(shuo)明主成分(fen)分(fen)析法的整體區分(fen)效果很(hen)好(hao),主成分(fen)1和主成分(fen)2的總貢獻率為99.37%,基本可以代表樣品全部信息(xi)。圖中,各樣品的重復性較好。此外,樣品1-4及小酒廠和塔牌聚集在一起(qi),發(fa)酵酒單獨在自己的區域,說明樣品(pin)1-4及小酒(jiu)廠和(he)(he)塔(ta)牌的(de)氣味信息比較相(xiang)似,發酵酒(jiu)和(he)(he)他們區別較大。對樣(yang)品進一步進行LDA分析,同樣(yang)區分效果很好(hao),且經過此聚類分析后,發(fa)現(xian)塔(ta)牌(pai)和(he)小酒(jiu)廠聚類更為集中,說明在(zai)這6個樣(yang)品(pin)中,塔(ta)牌(pai)和(he)小酒(jiu)廠的風味接近,在(zai)研發(fa)過程中,2號樣(yang)品(pin)與市(shi)場米酒(jiu)(小酒(jiu)廠品(pin)牌(pai)和(he)塔(ta)牌(pai)品(pin)牌(pai))接近。

利用電(dian)子鼻(氣味分析系統)進行類(lei)白酒異樣樣品(pin)排查(cha)的應(ying)用

 異樣樣品的(de)排查:由不同黃酒樣品傳感器響應雷(lei)達圖可(ke)知,A1/A2/A3號樣(yang)品(pin)的(de)雷達圖較(jiao)為接(jie)近,A4與這(zhe)3種樣品的(de)氣味(wei)響應(ying)信號相差較大。他們(men)的(de)氣味(wei)差異主要體現是在1、2、4、6、7、91011號傳感(gan)器上。對于四個樣品來(lai)說,進行傳感(gan)器優(you)化,后優(you)化的傳感(gan)器結(jie)果為:S11_P_S7_P_S6_P。PCA圖(tu)(tu)中,橫坐標表示(shi)一主(zhu)成分所(suo)占整體信息(xi)量的百分比(bi),縱(zong)坐標表示(shi)第二主(zhu)成分所(suo)占整體信息(xi)量的百分比(bi)。在圖(tu)(tu)中DI值為94.63 %,說明主成分(fen)分(fen)析法的整體區分(fen)效果很好,主成分(fen)1和主成分(fen)2的總貢獻(xian)率為99.95%,基本可以代表(biao)樣品全部(bu)信息。圖中(zhong),各樣品的重復性較好。此外,樣品1-3聚集(ji)在(zai)一起,4單(dan)獨在(zai)自己的區域,說明樣品(pin)1-3的氣(qi)味信息比較(jiao)(jiao)相似,4和他們區(qu)別較(jiao)(jiao)大。說(shuo)明(ming)在生產過程中,1/2/3號(hao)階段均生產正常,4號(hao)時(shi)出現了生產異常,需要排查問題(ti)關鍵所在。

后(hou),電子鼻(氣味分析系(xi)統)含有多元數理統計系統對象整體品質差異的區分檢驗(PCA)原產地保護產品(pin)以及品(pin)牌產品(pin)真偽(wei)辨(bian)識(SIMCA、PLS-DA)產品(pin)品(pin)質等級(ji)評定(DFA)樣品感官屬性以及(ji)理化指標的快(kuai)速反演(PLS)產品貨架時間的評價(jia)(PCA、PLS);算(suan)法多樣:含有Euclidean Dis歐氏距離、CORRELATION相(xiang)關系數(shu)、MAHALANOBIS馬氏距離、DP dis個體(ti)識別率(lv)、DI dis區分(fen)指(zhi)數、Scores Dd得分(fen)值分(fen)離度、Eigenvalue Dd特征(zheng)值分(fen)離度等(deng)算(suan)法,可對酒類產品氣味(wei),例如電子鼻(氣(qi)味分析系統)檢(jian)測(ce)白(bai)酒,紅酒及啤酒,酒糟等氣味差異研究(jiu),產(chan)生(sheng)重要作用。

 

【關鍵詞】電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi) 仿(fang)生鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi) 氣(qi)(qi)味(wei)(wei)分(fen)析(xi)儀(yi)(yi)(yi) 人(ren)工(gong)嗅(xiu)覺系統(tong)(tong) 氣(qi)(qi)味(wei)(wei)傳(chuan)感(gan)(gan)(gan) 氣(qi)(qi)溫(wen)分(fen)析(xi)系統(tong)(tong) 嗅(xiu)辨儀(yi)(yi)(yi) 風(feng)味(wei)(wei)分(fen)離 風(feng)味(wei)(wei)感(gan)(gan)(gan)應(ying) 快速檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 真假辨別(bie)(bie)(bie) 防偽 貨(huo)架期(qi)(qi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 揮發(fa)(fa)物(wu)(wu)(wu)質(zhi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 好用(yong)的(de)氣(qi)(qi)味(wei)(wei)分(fen)析(xi)儀(yi)(yi)(yi) 方便的(de)嗅(xiu)覺系統(tong)(tong) 風(feng)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 氣(qi)(qi)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 氣(qi)(qi)味(wei)(wei)識(shi)(shi)別(bie)(bie)(bie) 氣(qi)(qi)味(wei)(wei)辨別(bie)(bie)(bie) 揮發(fa)(fa)性物(wu)(wu)(wu)質(zhi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 揮發(fa)(fa)物(wu)(wu)(wu)分(fen)析(xi) 揮發(fa)(fa)物(wu)(wu)(wu)辨別(bie)(bie)(bie) 氣(qi)(qi)味(wei)(wei)掃(sao)描 風(feng)味(wei)(wei)掃(sao)描 感(gan)(gan)(gan)官分(fen)析(xi) 感(gan)(gan)(gan)官辨別(bie)(bie)(bie) 感(gan)(gan)(gan)官識(shi)(shi)別(bie)(bie)(bie) 感(gan)(gan)(gan)官檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 儲藏期(qi)(qi)分(fen)析(xi)儀(yi)(yi)(yi) 儲藏期(qi)(qi)預測(ce)(ce)(ce)(ce)(ce)(ce)儀(yi)(yi)(yi) 雞蛋新鮮檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 魚肉風(feng)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 飲料風(feng)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)聯用(yong) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce)技(ji)術 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)測(ce)(ce)(ce)(ce)(ce)(ce)試(shi)方法 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce)原(yuan)(yuan)理(li) 仿(fang)生鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 仿(fang)生鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)測(ce)(ce)(ce)(ce)(ce)(ce)試(shi)技(ji)術 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)應(ying)用(yong) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)哪家(jia)好 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)產(chan)(chan)品 風(feng)味(wei)(wei)分(fen)析(xi)產(chan)(chan)品 氣(qi)(qi)味(wei)(wei)分(fen)析(xi)產(chan)(chan)品 氣(qi)(qi)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce)儀(yi)(yi)(yi)器(qi)(qi) 氣(qi)(qi)味(wei)(wei)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce)設(she)備 紅(hong)茶風(feng)味(wei)(wei)識(shi)(shi)別(bie)(bie)(bie) 茶等(deng)級(ji)劃(hua)分(fen) 葡萄(tao)酒揮發(fa)(fa)性物(wu)(wu)(wu)質(zhi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 紅(hong)酒氣(qi)(qi)味(wei)(wei)識(shi)(shi)別(bie)(bie)(bie) 紅(hong)酒物(wu)(wu)(wu)質(zhi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)(ce)(ce)(ce)(ce) 產(chan)(chan)品區分(fen)設(she)備 產(chan)(chan)品辨別(bie)(bie)(bie)儀(yi)(yi)(yi)器(qi)(qi) 傳(chuan)感(gan)(gan)(gan)器(qi)(qi)識(shi)(shi)別(bie)(bie)(bie)風(feng)味(wei)(wei) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)酒齡判斷 葡萄(tao)酒酒齡區分(fen) 糧(liang)食霉變(bian)測(ce)(ce)(ce)(ce)(ce)(ce)試(shi) 糧(liang)食貯藏期(qi)(qi)監測(ce)(ce)(ce)(ce)(ce)(ce) 糧(liang)食蟲害監測(ce)(ce)(ce)(ce)(ce)(ce) 糧(liang)油測(ce)(ce)(ce)(ce)(ce)(ce)試(shi)儀(yi)(yi)(yi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)數(shu)(shu)據(ju)(ju)分(fen)析(xi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)價格 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)工(gong)作原(yuan)(yuan)理(li) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)咽喉鏡 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)傳(chuan)感(gan)(gan)(gan)器(qi)(qi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)原(yuan)(yuan)理(li) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)技(ji)術 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)圖(tu)片 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)客戶 哪家(jia)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)好 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)使(shi)用(yong)說(shuo)明 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)注意事項 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)使(shi)用(yong)原(yuan)(yuan)理(li) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)使(shi)用(yong)過程 嗅(xiu)覺模擬(ni)器(qi)(qi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)購買 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)廠家(jia) 進(jin)口電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)風(feng)味(wei)(wei)研(yan)究 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)文章(zhang) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)應(ying)用(yong) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)研(yan)究領(ling)域 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)引進(jin) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)相關材料 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)技(ji)術參數(shu)(shu) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)供應(ying)商 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)銷售 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)舌 環境監測(ce)(ce)(ce)(ce)(ce)(ce) 產(chan)(chan)品質(zhi)量監測(ce)(ce)(ce)(ce)(ce)(ce) 氣(qi)(qi)敏傳(chuan)感(gan)(gan)(gan)器(qi)(qi) 傳(chuan)感(gan)(gan)(gan)器(qi)(qi)陣列 PCA分(fen)析(xi) LDA數(shu)(shu)據(ju)(ju)分(fen)析(xi) 雷達(da)圖(tu) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)軟(ruan)件(jian) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)數(shu)(shu)據(ju)(ju)處理(li)工(gong)作站 先進(jin)的(de)設(she)備 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)發(fa)(fa)展 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)升(sheng)級(ji) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)軟(ruan)件(jian)升(sheng)級(ji) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)成果 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)安裝 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)培訓(xun) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)展覽 數(shu)(shu)據(ju)(ju)分(fen)析(xi)系統(tong)(tong) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)發(fa)(fa)文章(zhang) 電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)(zi)鼻(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)(bi)怎么發(fa)(fa)文章(zhang)