英语演讲 介绍 ppt.ppt

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1、Name:LiYanNumber:2011207537From:ChemicalEngineeringInstituteItisaconcentratedhydrophobicliquidcontainingvolatilearomacompoundsfromplantsessentialoil?Definition:Function:smoothmood,eliminatetoxin,beautifyskin,delayageingandbalanceoilsecretionanti-worms,eliminatepai

2、ns,curecoldandeczemaanti-cancerMajor:oilmaker?perfumemaker?oilmassager?Pharmaceuticalengineering!WhatIamdoingnowStep1:Pickouttheunqualifiedpepperandkeepthegoodone.WhatIamdoingnowStep2：Putabout200gintothegrindertobecrushedfor10secondsWhatIamdoingnowStep3:Put100gint

3、otheroundbottomedflaskWhatIamdoingnowStep4:Add1200mldistilledwaterintothebottleWhatIamdoingnowStep5:Weinstallthereactionsystem.Afterfinishing,weuseelectricjackettoheatituntilitwasboiling.Turndownthebuttonandkeepitinthesituationlikethisfor4h40min.WhatIamdoingnowSte

4、p6:GetpurepepperoilWhatIamgoingtodoAnalyzethecompositionoftheoilUsetheextracttokillthecancercellsBuildstatisticmodelstofindtheanti-canceringredientsFindanewmethodtodevelopanewkindofdrugThankyouforyourattentionThankyouforyourattention