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1、HowdoCarbonEmissionsaffectConcretestructuresofChinaTeammemberWhatisconcreteconstructionConcreteconstructionisthemainmaterialinconcreteconstructionofengineeringstructure.Includinggrainconcretestructure,reinforcedconcretestructure,prestressedconcretestructure,etc.Concreteconstru
2、ctioninChinaInChina,mostbuildingsuseReinforcedconcrete.AsthiskindofconcreteconstructioniswidelyusedinChina,soweshouldknowwhatisReinforcedconcrete,andwhereitisused.ConcreteconstructioninChinaWhatisReinforcedconcrete?Whentheconcretematchwithrightamountofreinforced,itisthereinfor
3、cedconcrete.Thereasonwhysteelandconcretewhosephysical,mechanicalpropertiesareverydifferentcaneffectivelyworkingtogetheristhatprimarilytheexistbetweenfelt.Moreoverthetwokindsofmaterialtemperaturelinearexpansioncoefficientisclose,inadditiontheedgeofthereinforcedconcretebetweenco
4、ncrete,asaprotectivelayerofsteel,steelfromcorrosionandimprovethecomponentfireproofperformance.ConcreteconstructioninChinaWhereisReinforcedconcreteused?Asreinforcedconcretestructurereasonableusethesteelandconcretebothperformancecharacteristics,itcanformhighstrength,stiffnesslar
5、gerstructure,anditsdurabilityandfirepreventionperformanceisgood,alsocandieofflexiblestructuremodel,andintegrity,ductility,usedinseismiccharacteristicssuchasstructure,thusinthebuildingstructureandothercivilengineeringappliedwidely.ConcreteconstructioninChinaWhatdoesreinforcedco
6、ncretelooklike?CarbonEmissionsinChinaIn2007China'scarbondioxideemissionsfor6billiontons,accountingfor21%oftheglobalemissions,morethantheU.S.tobecometheworld'scarbondioxideemissionsandenergyrelatedfirstsuperpower.CarbonEmissionsinChinaFrom1990to2007,China'scarbondioxideemission
7、salmosttripled,especiallyhasincreasedrapidlyinrecentyears(2003<16%>,<19%>2004,2005and2006<11%>,<8%>2007).Theworldenergyoutlook,referencescenepredictsthatChina'semissionsofgreenhousegaseswillslowatanannualrateof2.9%increasefrom2030.However,evenifthespeedisslowgrowth,by2030emiss
8、ionlevelswillisalmostdoubledin2007.CarbonEmissionsinChinaEcon
