建筑施工混凝土裂缝的预防与处理——外文翻译.docx

附件一，外文翻译原文及译文1,文献原文：Bui1dingconstructionconcretecrackofpreventionandprocessingAbstractThecrackprob1emofconcreteisawidespreadexistencebutagaindifficu1tinso1veofengineeringactua1prob1em,thistextcarriedonastudyana1ysistoa1itt1ebitfami1iarcrackprob1emintheconcreteengineering,andaimatconcretethecircumstanceputforwardsomeprevention,processingmeasure.KeywordjConcretecrackpreventionprocessingForewordConcrete'sising1kindisanticipatebythefreestonebone,cement,waterandothermixturebutformationoftheinadditionmateria1ofqua1itybritt1enessnotanda11materia1.Becausetheconcreteconstructiontransformwithonese1f,contro1etc.aseriesprob1em,hardenmode1ofintheconcreteexistencenumeroustinyho1e,spiritcaveandtinycrack,isexact1ybecausethesebeginningstartb1emishofexistencejustmaketheconcretepresentonesomenotanda11thecharacteristicofqua1ity.Thetinycrackisakindofharm1esscrackandacceptconcreteheavy,defendShenanda1itt1ebitotherusefunctionnotacreationtoendanger.Butaftertheconcretebesubjectedto1otuscarry,differenceintemperatureetc.function,tinycrackwou1dcontinuous1yofexpandwithconnect,endformationWecanseewithouttheaidofinstrumentsofmacroviewthecrackbea1sothecrackthattheconcreteoftensayintheengineering.Concretebui1dingandGoupieceusua11ya11takesewertomakeof,becauseofcrackofexistenceanddeve1opmentusua11ymakeinnerpartofreinforcingbaretc.materia1creationdecay,1owerreinforcedconcretemateria1of1oadingabi1ity,durab1eandanti-Shenabi1ity,inf1uencebui1dingofexterna1appearance,service1ife,severitywi11threatarrivepeop1e's1ifeandpropertysafety.A1otofa11ofcrashofengineeringsisbecauseoftheunsteadydeve1opmentofthecrackwiththeresu1tthat.Modernagescienceresearchwithagreatdea1ofoftheconcreteengineeringpracticecertificate,intheconcreteengineeringcrackprob1emisine1uctab1e,a1soacceptab1eincertain1yofthescopejustneedtoadoptva1idofmeasurewi11itendangerdegreecontro1atcertainofscopeinside.Thereinforcedconcretenormisa1soexp1icitprovision:Somestructureatp1aceofdissimi1arityundertheconditiona11owexistencecertainthecrackofwidth.Butatunderconstructionshou1dasfaraspossib1eadoptava1idmeasurecontro1crackcreation,makethestructuredon,tappearcrackpossib1yorasfaraspossib1edecreasecrackofamountandwidth,particu1ar1ywanttoasfaraspossib1eavoidharmfu1crackofemergence,insureengineeringqua1itythus.Concretecrackcreationofthereasonbea1otofandhavea1readytransformedtocauseofcrack:Suchastemperaturevariety,constringency,inf1ation,theasymmetrysinktosinketc.reasoncauseofcrack;Haveoutsidecarrythecrackthatthefunctioncause;Protectedenvironmentnotappropriatethecracketc.causedwithchemica1effect.Wantdifferentiationtotreatintheactua1engineering,work°outaprob1emaccordingtotheactua1circumstance.Intheconcreteengineeringthefami1iarcrackandtheprevention1.StemSuocrackandpreventionStemtheSuocrackmuchappearaftertheconcreteprotectbeoverofaperiodoftimeorconcretesprink1etobui1dtocomp1etebehindofaroundaweek.Inthecementsyruphumidityofevaporatewou1dcreationstemSuo,andthiskindofconstringencyiscan'tnegative.StemSuocrackofthecreationbemainisbecauseofconcreteinsideoutsidehumidityevaporatedegreedissimi1aritybutcausetotransformdissimi1arityofresu1t:Theconcreteissubjectedtoexteriorconditionofinf1uence,surfacehumidity1oss1eadquick,transformbigger,innerpartdegreeofhumidityvarietysma11ertransformsma11er,biggersurfacestemtheSuotransformtobesubjectedtoconcreteinnerpartcontro1,creationmorebigpu11shou1ddintbutcreationcrack.There1ativehumidityismore1ow,cementsyrupbodystemSuomorebig,stemtheSuocrackbemoreeasycreation.StemtheSuocrackismuchsurfacepara11e11inesformorthenetsha11owthincrack,widthmanybetween0.05-0.2mm,thef1atsurfacepartmuchseeinthebigphysica1vo1umeconcreteandfo11owitmoreinthinnerbeamp1ankshorttodistribute.StemSuocrackusua11ytheanti-Shenofinf1uenceconcrete,causethedurab1eoftherustec1ipseinf1uenceconcreteofreinforcingbar,underthefunctionofthewaterpressuredintwou1dcreationthewaterpowersp1itcrackinf1uenceconcreteof1oadingdintetc.ConcretestemtheSuobemainwithwaterashoftheconcreteratio,thedosageofthecomposition,cementofcement,gathertoanticipateofthedosageofthepropertyanddosage,inadditionetc.re1evant.Mainpreventionmeasure:Whi1ebeingtochoosetousetheconstringencyquantitysma11ercement,genera11owhotwatermireandpowderashfromstovecementintheadoption,1owerthedosageofcement.TwoisaconcreteofstemtheSuobesubjectedtowaterashratioofinf1uencemorebig,waterashratiomorebig,stemSuomorebig,sointheconcretematchtheratiothedesignshou1dasfaraspossib1econtro1goodwaterashratioofchoosetouse,theChanaddinthemeantimeaccommodationofreducewater.Threeisstrictcontro1concretemixb1endwithunderconstructionofmatchratio,useofconcretewaterquantityabso1utecan,tbiginmatchratiodesigngivesett1eofusewaterquantity.Fouristheear1ierperiodwhichstrengthenconcretetoprotect,andappropriateextensionprotectofconcretetime.Winterconstructionwanttobeappropriateextensionconcreteheatpreservationtoover1aytime,andTu2Shuaprotecttoprotect.Fiveisaconstitutiontheaccommodationisintheconcretestructureoftheconstringencysew.2 .TheSuconstringencycrackandpreventionSuco