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1、碩士學(xué)位論文IIAbstractMicrobloghasachievedrapiddevelopmentinChinabecauseofitsquickreleaseanddisseminationofinformation．Microblogbecomesanimportantmediumforgettinganddisseminatinginformation，maintainingtheinterpersonalnetwork．Basedonthetheoryofmediaecology，thispaperputtingmi
2、crobloginadynamicdevelopmentprocesstoresearchthesurvivalstateandgrowthprocessofthemicroblogsystematically，andexplorearoadtothesustainabledevelopmentofmicroblog．Thisstudyarguesthattheexchangeofmaterialityandpowerbetweenmediaecologicalenvironmentsandmicroblogisfundament
3、altothesurvivalofmicroblog．Theenvironmentalfactors，includingpoliticalfactor，economicfactor，culturalfactor，andtechnologicalfactor，influenceandregulatethecommunicationssupportedbymicroblog．Microblogpossessauniquenicheintermsofspace，time，andnutrition，whichresultintheintr
4、aspecificandinterspecificcompetitionsbetweenmicroblogandothermedia．Theintraspecificrelationshipsindicatetheinteractionswithinmicroblogs，andtheinterspeciflcrelationshipsareinteractionsamongmicroblog，onlinemediaandtraditionalmedia．Theintraspecificrelationshipsarereflect
5、edinthecompetitionanddivisionsoflaborbetweenindividualsandgroupswithinthespicyofmicroblog．Thepositiveinterspeciflcrelationships．a(chǎn)regeneratedfromthereciprocalrelationshipsamongspeciesofmedia，andthenegativeinterspeciflcrelationshipsresultfromthecompetitionsamongthosemed
6、ia．Thelessoverlapbetweenecologicalnichesofmicroblogandtraditionalmedialcadtomutualrelationships．MicroblogevolvesUSdertheeffectsofexternalandinternalfactors．Theoutcomeanddirectionoftheevolutionisadaptation．Niche-changingadaptionandselfevolution．a(chǎn)daptionaretwomajortypes
7、ofevolution．Theformeristhebestwayofpassiveadaptationinthecompetition，andthelatterindicatestheactiveadaptiontotheenvironmentthroughideologicalevolution，mechanismevolutionandfunctionalityevolution．Theoptimizationofmicroblogmediaecologyisessentialtothebalancedandsustaina
8、bledevelopmentofmicroblog．Thethesissuggeststhatbuildingthehealthyandharmoniousmediaecologicalenvironment，creatingtheinteract
