河南快3

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文章来源:北京大华铭科环保科技有限公司发布者:北京大华铭科环保科技有限公司发布时间:2013-09-18 13:04:05
气味学

河南快3XINGYECIYUZHONGWEN“ECHOU”YICISHIZHI“QIWEI”(oder),BAOKUOXIANGHECHOU。“ECHOU”YICIBUSHIDANZHI“SHIRENYANEDECHOUWEI”。BAOKUOLEXIANGCHOU,YIWEI,GUAIWEI,DENGSUOYOUQIWEI

术语:

XINGYECIYUZHONGWEN“ECHOU”YICISHIZHI“QIWEI”(oder),BAOKUOXIANGHECHOU。“ECHOU”YICIBUSHIDANZHI“SHIRENYANEDECHOUWEI”。BAOKUOLEXIANGCHOU,YIWEI,GUAIWEI,DENGSUOYOUQIWEI。QINGTEBIEZHUYI。

河南快3YIXIA,QIWEIYUECHOULIANGGECI,JIANGSUISHANGXIAWENBUTONG,SUIYISHIYONG,DOUSHITONGYIGEYISI。

河南快3QIWEIXUESHIXIUJUEDEKEXUE,SHUYUSHENGMINGKEXUEDEFANCHOU。

河南快3QIWEISHIWUZHIZHONGYAODETEZHENG。

定义:

WEIDEQUBIE:TONGGUOQITICHUANBO,BEIBIQIANGXIUJUEQIGUANGANZHIDEJIAOZUO“QIWEI”,TONGGUOYETIHUOGUTICHUANBO,BEIKOUQIANGDESHETOUGANZHIDEJIAOZUO“KOUWEI”。

河南快3XIANGYUCHOUDECHUANTONGDINGYI:“HAOWENDEQIWEIYUEXIANG,BUHAOWENDEQIWEIYUECHOU。”

QIWEIXUEDEGUANDIAN:DUIMOUSHENGWUYOUYIDEQIWEIYUEXIANG,DUIQIYOUHAIDEQIWEIYUECHOU。

河南快3SHENGWUDUITIANRANWUZHIDEQIWEIDEPANDUANSHIJIZHUNQUEDE,DUIRENGONGHECHENGWUHECONGTIANRANWUZHONGTICHUNDEWUZHIDEQIWEIDEYOUYIYOUHAIDEPANDUANZEHUIFASHENGCUOWU。

嗅觉的生理基础

河南快32004NIAN,LAIZIHUOHUADE•XIUSIYIXUEYANJIUSUODELICHADE•AKESAIER(Richard Axel)HERENZHIYUFULEIDE•HUOQIXUNAIZHENGYANJIUZHONGXINDELINDA•BAKE(Linda B. Buck),YINWEIZAIXIUJUEXITONGYANJIULINGYUZUOCHULEKAITUOXINGGONGZUOERHUODENUOBEIERYIXUEHESHENGLIXUEJIANG。


1991NIAN,BAKEZAIGELUNBIYADAXUEHEDAOSHIAKESAIERGONGTONGXUANBUFAXIANLEBAOKUOYUE1000ZHONGBUTONGJIYINDEYIGEJIYINDAJIAZU,YIJIZHEIXIEJIYINDUIYINGZHEDEXIANGTONGSHUMUDEQIWEISHOUTIZHONGLEI,TAMENLIANHEFABIAOLEJUYOULICHENGBEIYIYIDELUNWEN。ZAICIZHIQIAN,DUIYUXUYAODUOSHAOZHONGQIWEISHOUTICAINENGQUBIEHUANJINGZHONGDEQIWEIDEWENTI,KEXUEJIAMENZHINENGJINXINGCAICE。SUIHOU,LIANGRENGEZIJINXINGDULIYANJIU,CONGFENZICENGMIANDAOXIBAOZUZHICENGMIANQINGCHUDICHANMINGLEXIUJUEXITONGDEZUOYONGJILI。1999NIAN,XIANGGUANDEJIYINMIMABEIPOYI。GENJUZHEIZHONGMIMA,MEIGEQIWEIGANSHOUQINENGSHIBIEDUOZHONGQIWEI,MEIZHONGQIWEIYENENGBEIDUOGEQIWEIGANSHOUQISHIBIE,YINCI,QIWEIGANSHOUQISHITONGGUOYIZHONGFUZADEHEZUOFANGSHIYIQISHIBIEQIWEI。

TAMENFAXIAN,QIWEIGANSHOUQISHIYIZHONGZAIBIQIANGXIBAOBIAOMIANDEDANBAIZHIFENZI,TONGGUOYUTESHUDEQIWEIFENZIJIEHELAISHIBIEQITI。YOU1000ZHONGBUTONGJIYINZUCHENGDEXIUJUESHOUTIJIYINQUN,YUEZHANRENTIJIYINDE3%。ZHEIXIEXIUJUESHOUTIJIYINWEIYUXIUJUESHOUTIXIBAONEI,MEIYIGEXIUJUESHOUTIXIBAOZHIYOUYIZHONGXIUJUESHOUTI,MEIYIGEXIBAONENGBIANSHIDEWEIDAOXIANGDANGYOUXIAN,YINCI,RENTIDEXIUJUESHOUTIXIBAOSHIGAODUFENGONGDEYUNZUO,BIANSHIXIUJUEDEXUNHAOZHIJIECHUANDIJIDANAOZHONGDEXIUJUEXIAOQIU,ZAIJINGYOUZHEILIXINGCHENGGEZHONGQIWEIDEMOSHI,YINCIDANGRENWENDAOMOUZHONGQIWEISHI,NENGHUIXIANGQIBUTONGSHIJIANWENDAODEXIANGTONGQIWEI。

DADUOSHUQIWEISHIYOUDUOZHONGQIWEIWUZHIFENZIGOUCHENGDE。MEIZHONGQIWEIFENZIJIHUOJIZHONGQIWEISHOUTI。ZHEIJIUDAOZHILEYIZHONGJIEHEMIMAXINGCHENGYIZHONG“QIWEILEIXING”。JINGUANQIWEISHOUTIZHIYOUDAYUE1000ZHONG,DANTAMENKEYICHANSHENGDALIANGDEZUHE,XINGCHENGDALIANGDEQIWEIMOSHI,ZHEIYEJIUSHIRENMENNENGGOUBIANBIEHEJIYIDAYUEYIWANZHONGBUTONGQIWEIDEJICHU。

1991NIANHOU,AKESAIERHEBAKEKAISHIDULIGONGZUO,DANTAMENDOUBAYANJIULINGYUJINYIBUKUOZHANDAOZHENGGESHENGWUJIE。TAMENFAXIAN,YUDEXIUJUESHOUTIBIRENLEISHAO,YUEWEI100GEZUOYOU,ERLAOSHUZELVEGAOYURENLEI,ZAI1000GEYISHANG。DUIYUGOU,XIUJUESHITAMENZUIZHONGYAODEGANJUE,TAMENDEXIUJUESHANGPIXIBAOZONGMIANJISHIRENLEIDE40BEI!

河南快3YOUYUAKESAIERHEBAKEDEJIECHUGONGZUO,XIUJUEXITONGCHENGWEIRENLEIGANGUANZHONGDIYIGEBEISHIYONGFENZIJISHUPOYIDEXITONG。TAMENZHAODAOLEWEIBUTONGXIUJUESHOUTIBIANMADEJIYIN,BINGZHAOCHULEMOUXIENEIZAIDEBIANMAGUILV。

YANJIUBIAOMING:QIWEISHIYOUQITIFENZIDEFENZILIANGHEQIFACHOUTUANGONGTONGJUEDINGDE,LIRU,TANHUANSUITANSHULIANGDEZENGJIA,QIWEIZHUJIANJIANRUO,ZHIDAODAYU18GETANSHIJIUMEIYOUWEILE。DENGDENG。GEZHONGHUAHEWUFENZIJIEGOUZHONGDELIU(S)、QIUJI(―SH)HELIUQINGJI(―SCN),SHIXINGCHENGQIWEIDEYUANZITUAN,TONGCHENGWEI“FACHOUTUAN”。LINGYOUYIXIEYOUJIWURUBENFEN(C6H5OH)、JIAQUAN(HCHO)BINGTONG(CHCO)HELAOSUAN(CH-COOH)DENG,QIFENZIJIEGOUSUIBUHANLIU,DANHANYOUQIANGJI、QUANJI、TANGJIHESUOJI,YESANFAGEZHONGCHOUWEI,QI“FACHOUTUAN”DEZUOYONG。

人的嗅觉退化的原因分析

RENLEIXIUJUEJIYINDE65%SHUYUJIAJIYIN,YEJIUSHIMEIYOUYONGDEJIYIN,BIRENHEYIZHONGLEISISHENGWUDOUYAOCHA。ZHEIJIUSHIXIUJUETUIHUA。WOMENDOUZHIDAO,WOMENDEXIUJUEBIMAO,GOU,ZHUDENGDONGWUDEXIUJUECHADUOLE,JIUSHIZHEIGEYISI。RENDEXIUJUEYANZHONGTUIHUASHIYIGEXIANSHI。BIAOXIANZAIZHUGUANXIUJUEYUQINGGANDEXIUQIUTIJIDESUOXIAO,HAIBIAOXIANZAIYUXIUJUEXIANGGUANDEJIYINDABUFENSHIQUYUANGONGNENG,ZHEIBIAOMINGRENLEIDEZHILIFAZHANYIHOU,MOUSHENGDESHOUDUANYUELAIYUEDUODEYIKAOZHILIERBUSHITINENG。XIUJUEDEFANGYUGONGNENGYEDADASUOXIAOLE,BIAOXIANZAI:MISHIBUKAOXIUJUE。BUXUYAOKAOXIUJUEFANGBEIMENGSHOUDEGONGJI;QIUOUBUKAOXINGYINYOUSU,YOUGUDINGDEPEIOU,XINGXINGWEIBUDANCHUNSHIWEILEYANXUHOUDAI,RENXUEYUANGUANXIBUKAOQIWEI;RENKEXUE、SHIGUITUDEXIUJUEGONGNENGLIUJILEDONGWUJIE。ZUOWEIXIUJUEDEZHUYAOGONGNENG,RENLEISIHUKEYOUKEWU,SUOYIXIUJUEDEKEXUEWURENZHONGSHILE,XIUJUEDEJIHUANWURENGUANXINLE,SHENZHIXIUJUEWANQUANSHILINGDERENRENGRUOWUQISHI,BUXIANGMANG、LONGYIYANGCHENGWEICANJIREN。

DUIYURENLEIERYANXIUJUEDEFANGDUGONGNENGSHIBUKEQUEDE,YAOYUFANGSHIWUZHONGDU、HUXIZHONGDUHEJIECHUZHONGDU,RENZAIZHEIGESHENGSIYOUGUANDEFANGXIANSHANGQIAQIALILIANGBORUO。DUIYUFUBAIDESHIWU,RUOYANJINGWEIFAXIANFUBAIJIXIANG,JIUHENSHAOSHIYONGBIZIXIUWEN,ERDONGWUQIAQIAXIANGFAN,ZHUYAOKAOWEN。ZICONGRANLIAOGONGYEHEHUAXUEGONGYECHUXIANZHIHOU,RENMENMEISHIMEIKEDOUNENGJIECHUDAOGEZHONGGEYANGDEDUWUYUDUQI。XIUJUEJIBING,CHULEYINGERJIHURENRENDOUYOU,BINGSUIZHENIANLINGDEZENGZHANGERJIAZHONG,BISHIJUETINGJUEZHANGAIYANZHONGDEDUO。YIYOUWENCHOUSHIZHEIYIXINGYE,TAMENYONGBIZILAIJIANDUGONGYEDEDUQIPAIFANG。

有趣的气味学知识:

RENKEYIWENDAOWEIDEQITINONGDUKEXIANGCHASHIWANBEI,RUBINGTONGDEQIWEIYUZHIWEI100PPM,LIUHUAQINGDEYUZHIWEI0.00047PPM。

XIANGYUCHOUBUSHIJUEDUIDE:ZHEIBUJINSHIDUIBUTONGSHENGWUWUZHONGERYAN,QIWEIDUITONGYISHENGWUWUZHONGDEGANSHOUYEYINQIWEIDENONGDUERYOUSUOGAIBIAN,YOUXIEQIWEIZAIDINONGDUSHIWUHAIHUOYOUYI,GAONONGDUSHIKENENGYOUHAI。RUSHEXIANGDUIYURENERYAN,DINONGDUSHIXIANG,GAONONGDUSHICHOU。RENDEXIUJUEYEHUIYINRENDEBINGLIBIANHUAERFASHENGBIANHUA,CHENGWEIBINGTAIXIUJUE。

XIUJUEBUHUIPILAO。SHIJUEHUIPILAOSHIYINWEIZHUSHIMOUWUTISHIYANJIYAODIAOJIEJIAOJU,YANJICAIHUIPILAO,FEIZHUSHISHISHIJUEBUHUIPILAO。XIUJUESHIHUAXUEFANYING,BUHUIPILAO。RUHEJIESHI“RUZHILANZHISHIJIUERBUWENQIXIANG,RUBAOYUZHISHIJIUERBUWENQICHOU”NI?YINWEIXIUJUEJIANGWEIJUEXINHAOCHUANDAJIDANAOZHIHOU,GUOYIDINGSHIJIANDANAOJIUHUIPINGBIZHEIYIXINHAO,ZHIYOUDANGZHEIYIQIWEIXINHAOJIAQIANGSHI,DANAOYOUHUIZAIJIESHOUZHEIYIXINHAO。


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