學術英語文獻綜述

學術英語文獻綜述學術英語文獻綜述學術英語文獻綜述資料僅供參考文件編號：2022年4月學術英語文獻綜述版本號：A修改號：1頁次：1.0審核：批準:發(fā)布日期：LiteratureReviewTopic：MechanicalPropertiesofHigh-StrengthLightweightConcreteIntroduction:Highstrengthlightweightconcreteisatypeofhighperformanceconcretegenerallywithaspecifiedcompressivestrengthof40MPaorgreater.Thecompressivestrengthismeasuredon150-300mmor100-200mmtestcylindersgenerallyat56or90-daysorsomespecifiedagedependingupontheapplication.Theproductionofhighstrengthlightweightconcreterequiresmoreresearchandmoreattentiontoqualifycontrolthanconventionalconcrete.Body:Conventionalcementandgravelpreparationofrawmaterials,modernhigh-strengthconcretetechnologygoodsaftersuperplasticizerinventionfromthe1970sbegantodevelop,ithasovercomethepastonhighstrengthconcretegoodscanonlybedryhardcommodityproductionofready-mixedconcretecannotbeindustrializedandfundamentalflawspumpingconstruction,withexcellentperformanceintermsofcomprehensivestrengthworkofspicesandready-mixedconcrete,volumestabilityandimpermeability,etc.,whichisalsoknownashigh-performanceconcrete,andisseendevelopmentwillplayanimportantroleinpromotingcivilbuildinganewgenerationofstructuralmaterials.Theapplicationofmodernhigh-strengthconcretehasapresenceinvariouscommodityareascivilengineering,buildingengineering,portmarineengineering,undergroundengineering.Nowtheconstructionsite,somedevelopedcountrieshavebeenabletogainstrengthas80~100MPaHighStrengthConcretecommoditytrade,commodityhigherstrengthconcretecansupply.Conclusion:Theadventofmodernhigh-strengthcommercialconcreteconstructionindustryisanimportantadvanceon.Intheforeseeablefuture,itisthemostpromisingnewgenerationofstructuralmaterialsthatcanbeusedextensivelyforallkindsofimportantstructuresparticularlyininfrastructureprojects.EngineeringApplicationsstrengthofupto100MPahigh-strengthconcreteinsomedevelopedcountrieswheregoodsarerelativelymaturetechnology.Ourready-mixedconcreteinthefieldofmodernhighstrengthhasbeenalotofresearchandhadmorethan10yearsofengineeringexperience,nowhaspopularizedC50-C80HighStrengthConcretecommoditybasicconditions.References:1.《Preparationandpropertiesofhigh-strengthlightweightconcrete》-DengHongwei-《HarbinInstituteofTechnology》--20092.《Mineraladmixturesontheperformanceofhigh-strengthlightweig