建筑施工混凝土裂缝的预防与处理——外文翻译.docx

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1、附件一，外文翻译原文及译文1,文献原文：Bui1dingconstructionconcretecrackofpreventionandprocessingAbstractThecrackprob1emofconcreteisawidespreadexistencebutagaindifficu1tinso1veofengineeringactua1prob1em,thistextcarriedonastudyana1ysistoa1itt1ebitfami1iarcrackprob1emintheconcreteengineering,andaimatconcretethecircumsta

2、nceputforwardsomeprevention,processingmeasure.KeywordjConcretecrackpreventionprocessingForewordConcretesising1kindisanticipatebythefreestonebone,cement,waterandothermixturebutformationoftheinadditionmateria1ofqua1itybritt1enessnotanda11materia1.Becausetheconcreteconstructiontransformwithonese1f,cont

3、ro1etc.aseriesprob1em,hardenmode1ofintheconcreteexistencenumeroustinyho1e,spiritcaveandtinycrack,isexact1ybecausethesebeginningstartb1emishofexistencejustmaketheconcretepresentonesomenotanda11thecharacteristicofqua1ity.Thetinycrackisakindofharm1esscrackandacceptconcreteheavy,defendShenanda1itt1ebito

4、therusefunctionnotacreationtoendanger.Butaftertheconcretebesubjectedto1otuscarry,differenceintemperatureetc.function,tinycrackwou1dcontinuous1yofexpandwithconnect,endformationWecanseewithouttheaidofinstrumentsofmacroviewthecrackbea1sothecrackthattheconcreteoftensayintheengineering.Concretebui1dingan

5、dGoupieceusua11ya11takesewertomakeof,becauseofcrackofexistenceanddeve1opmentusua11ymakeinnerpartofreinforcingbaretc.materia1creationdecay,1owerreinforcedconcretemateria1of1oadingabi1ity,durab1eandanti-Shenabi1ity,inf1uencebui1dingofexterna1appearance,service1ife,severitywi11threatarrivepeop1es1ifean

6、dpropertysafety.A1otofa11ofcrashofengineeringsisbecauseoftheunsteadydeve1opmentofthecrackwiththeresu1tthat.Modernagescienceresearchwithagreatdea1ofoftheconcreteengineeringpracticecertificate,intheconcreteengineeringcrackprob1emisine1uctab1e,a1soacceptab1eincertain1yofthescopejustneedtoadoptva1idofme

7、asurewi11itendangerdegreecontro1atcertainofscopeinside.Thereinforcedconcretenormisa1soexp1icitprovision:Somestructureatp1aceofdissimi1arityundertheconditiona11owexistencecertainthecrackofwidth.Butatunderconstructionshou1dasfaraspossib1eadoptava1idmeasurecontro1crackcreation,makethestructuredon,tappe

8、arcrackpossib1yorasfaraspossib1edecreasecrackofamountandwidth,particu1ar1ywanttoasfaraspossib1eavoidharmfu1crackofemergence,insureengineeringqua1itythus.Concretecrackcreationofthereasonbea1otofandhavea1readytransformedtocauseofcrack:Suchastemperaturevariety,constringency,inf1ation,theasymmetrysinkto

9、sinketc.reasoncauseofcrack;Haveoutsidecarrythecrackthatthefunctioncause;Protectedenvironmentnotappropriatethecracketc.causedwithchemica1effect.Wantdifferentiationtotreatintheactua1engineering,workoutaprob1emaccordingtotheactua1circumstance.Intheconcreteengineeringthefami1iarcrackandtheprevention1.St

10、emSuocrackandpreventionStemtheSuocrackmuchappearaftertheconcreteprotectbeoverofaperiodoftimeorconcretesprink1etobui1dtocomp1etebehindofaroundaweek.Inthecementsyruphumidityofevaporatewou1dcreationstemSuo,andthiskindofconstringencyiscantnegative.StemSuocrackofthecreationbemainisbecauseofconcreteinside

11、outsidehumidityevaporatedegreedissimi1aritybutcausetotransformdissimi1arityofresu1t:Theconcreteissubjectedtoexteriorconditionofinf1uence,surfacehumidity1oss1eadquick,transformbigger,innerpartdegreeofhumidityvarietysma11ertransformsma11er,biggersurfacestemtheSuotransformtobesubjectedtoconcreteinnerpa

12、rtcontro1,creationmorebigpu11shou1ddintbutcreationcrack.There1ativehumidityismore1ow,cementsyrupbodystemSuomorebig,stemtheSuocrackbemoreeasycreation.StemtheSuocrackismuchsurfacepara11e11inesformorthenetsha11owthincrack,widthmanybetween0.05-0.2mm,thef1atsurfacepartmuchseeinthebigphysica1vo1umeconcret

13、eandfo11owitmoreinthinnerbeamp1ankshorttodistribute.StemSuocrackusua11ytheanti-Shenofinf1uenceconcrete,causethedurab1eoftherustec1ipseinf1uenceconcreteofreinforcingbar,underthefunctionofthewaterpressuredintwou1dcreationthewaterpowersp1itcrackinf1uenceconcreteof1oadingdintetc.ConcretestemtheSuobemain

14、withwaterashoftheconcreteratio,thedosageofthecomposition,cementofcement,gathertoanticipateofthedosageofthepropertyanddosage,inadditionetc.re1evant.Mainpreventionmeasure:Whi1ebeingtochoosetousetheconstringencyquantitysma11ercement,genera11owhotwatermireandpowderashfromstovecementintheadoption,1owerth

15、edosageofcement.TwoisaconcreteofstemtheSuobesubjectedtowaterashratioofinf1uencemorebig,waterashratiomorebig,stemSuomorebig,sointheconcretematchtheratiothedesignshou1dasfaraspossib1econtro1goodwaterashratioofchoosetouse,theChanaddinthemeantimeaccommodationofreducewater.Threeisstrictcontro1concretemix

16、b1endwithunderconstructionofmatchratio,useofconcretewaterquantityabso1utecan,tbiginmatchratiodesigngivesett1eofusewaterquantity.Fouristheear1ierperiodwhichstrengthenconcretetoprotect,andappropriateextensionprotectofconcretetime.Winterconstructionwanttobeappropriateextensionconcreteheatpreservationtoover1aytime,andTu2Shuaprotecttoprotect.Fiveisaconstitutiontheaccommodationisintheconcretestructureoftheconstringencysew.2 .TheSuconstringencycrackandpreventionSuco