学术会议发言稿英文
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学术会议发言稿英文
篇一：国际会议作报告英语发言稿
Thankyou,prof.….Mynameis…..I’
mfrom…..Iamverypleasedtobeheretojointhisforum.Thetopicofmy presentationispropertiesofrapidconstructionmaterialsforsoil pavementoffieldairfield.Asisshowninthepicture,themainpartso fmyresearchareaboutsoilpavement.
Mypresentationwillincludethesefourparts:
First,somebackgroundinformationaboutthisresearch;second,the mainworkwehavedone;third,someconclusionswehavegotandthelast :innovationandpresentationofourpublishedpapers.
WhyIchoosethisitem?Ithinkitcanbeillustratedfromthefollowing
fourparts.First,theexistingquantityofairfieldsisstillnotsuf ficientandtheairfieldshavemanyshortcomingsespeciallyinwarti me.Second,thecomplementaryfacilities,suchashighwayrunwaysar efarlessthanairfields,however,havemoreweakness.Third,acerta inamountoffieldairfieldisquitenecessaryconsideringsomeemerg enciessuchasrescueanddisasterrelief.Forth,thefieldairfieldc anfillthevoidofairfieldandtheycanbecombinedtobeairfieldnetw ork.
Themeaningandaimofthisresearchcontainsthreeparts.Fast,conve nientandvalidity,fastmeansthefieldairfieldmustbeconstructed
asfastaspossible,convenientmeanstheconstructionshouldneedth eminimumequipment,laborandmaterialsconsideringtheactualcons tructioncondition,validitymeanstheconstructedairfieldisable
tosupporttheoperationofgivenaircraftinspecificallytime.
Justlikemanyotherterritories,thesituationoftheresearchistha ttheU.S.Armytakesadvancedline.TheU.S.Armydeclaresthattheyca nreachtoanywhereontheearthin96hours,themostimportantmethodf orforceprojectionisthoughaircraft,thusrapidconstructionofpa vementisthekeyproblemforrapidforcetransportation.
Themainworkwehavedonecanbesummarizedasfourparts,materialsch oosing,schememaking,mechanicalpropertiesresearchandwater-st ablepropertiesresearch.
Wechoosetwokindsofsoils,whicharegotfromXi’
an,ShanxiprovinceandJiuquan,Gansuprovinceseparately.Thesand fromBaRiverwasconsideratetoinvestigatetheinfluenceofsandtot hepropertiesofstabilizedsoil.Thechosenthreekindsofpowdersar
ecement,limeandnew-typestabilizerdevelopedbyChang’anUniversity.Theprinciplesinconsideringthefunctionof4kingso ffibersarereferringdifferentlength,typeandmixingthem.
Onaccountofthetime,Iwillmakeabriefdescriptionabouttheexperi mentscheme.Insummary,threepartswereproposedtodistinguishthe affectingfactorsinmakingexperimentscheme.Theyarepowdercontr ol,fibercontrolandotherfactors.Takingpowdercontrolforexampl e,thedosageofcementisrespectively6%,8%and10%whenthesoilisst abilizedonlybycement,whilethedosageofcementdecreaseto3%,5%a nd7%whenthelimeisaddictedtostabilizedsoil.Thefollowingtwofa ctorsarestabilizerandsand.
Sixkindsofexperimentswereperformedtoinvestigatetheinfluence ofabovefactorstothemechanicalpropertiesofstabilizedsoil.The