国际会议作报告英语演讲PPT

PropertiesofrapidconstructionmaterialsforsoilpavementoffieldairfieldAuthor:……1Presentation……………………University2ContentsBackgroundWorkingConclusionInnovationContents3WhyMeaningSituationAirfieldRailwayRescueNetworkBackground4MeaningSituationFastValidityConvenientWhyAimBackground5U.SArmy:Reachingtoanywherein96hoursTheycansupportC-17in16days……BackgroundMeaningWhySituation6MainWorkMaterialsSchemeMechanicalWater-stableWorking7MaterialsSchemeMechanicalWater-stable2soils1sand3powders4fibersWorkingDifferentkind,differentamount,withandwithoutsand8SchemeMechanicalWater-stableMaterialsPowdercontrolFibercontrolOtherfactorsSpecificschemeOtherfactorsFibercontrolSpecificscheme6%8%10%8%10%22%6%3%5%7%3%3%3%2%4%6%8%10%Working9CompactiontestCompressionstrengthMaterialsSchemeMechanicalWater-stableWorking10SplittingtensionstrengthdirectsheartestMaterialsSchemeMechanicalWater-stableWorking11CBRreboundmodulusMaterialsSchemeMechanicalWater-stableWorking12SchemeMechanicalScouringtestpenetranttestWater-stableWorkingMaterials13CantabriatestOthertestsWorkingSchemeMechanicalWater-stableMaterialsComprehensiveexperiments,testmethods,testinstrumentSeveralkindsoffibers,differentlength,admixtureSelectingtwokindsofsoils,threekindsofpowders,severalcombination14InnovationInnovationsandexperimentstestinstrumentcombinationfiberstestmethodspowderssoilchoosingInnovation15THANKYOUAllquestionsarewelcomeThisisdeedby……..Including……,………,…….,……..,…..and…….