水库生态需水的研究与应用

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1、西南交通大学硕士学位论文水库生态需水的研究与应用姓名：杨军申请学位级别：硕士专业：环境工程指导教师：于苏俊20080501西南交通大学硕士研究生学位论文第1I页AbstractTheecoIogicaIenvironmentiSthebasiSofthesurvivaIanddevelopmentforhumanwhichareinseparabIefromthesupportofnaturaIecosystems．ThewaterresourcesiSthefoundationaInaturaIresourceandthestrategiCeconomiCresour

2、ce．andthecontroIingessentiaIfactorforecoIogicaIenvironmont．ButSinceIong．wepaygreatattentionontheeconomiCandSOCiaIdevelopment．ignoringthecarryingcapacityofthewaterresources．andfocusonthewaterresources’deveIopment，actuaIIYdoesnothaveequaIemphasiStheecoIogicaIprotection．Therefore．ithasextre

3、meIYjmportanttheoryandpracticaISignificancetobereasonabIeandIegitimatedemandfortheecologicalwaterdemand，andtomanage。rationaIexploit，distributeanduseofthewaterresourcesbythenewidea．ReservoiriSthekeyandimportantprojectsamongthewaterresourcesdeveIopment．TheecoIogicalwaterrequirementbeingstu

4、diedasthereservoirobjectnotonIYmaybeusedtoguidethecurrentmanagementthereservoir．aIsoistheimportantreferenceforthereservoir’sdesign．speciaIIYforthedeadwaterIeveIofreservoir．ThemainresearchresuItsandthecharacteristiCoftheartiCIemaysumupasfoIIOWS：(1)ToanaIysetheecoIogyandreIationshiPbetween

5、thereservoirandriver．andtoproposethatthereservoirandthedownstreamrivers(acertainIength)areregardedasthesmaIIestunitofriversystems．bythiStostudytheecoIogicalwaterrequirementandavoidtheIimitationsofasingIestudyforreservoirecoIogyorriverecoIogy．(2)TobaseontheanaIysiSofthenaturaIfeatures，the

6、basiCelementsofecoIogicaIchangesandtheecoIogicaIprotectionobjectives．andtoestabI-shthestudiesscope．theconceptandstructureoftheecoIogicalwaterrequirement．(3)TointroducebI．ndnumbertheoryandmethods．andtoquantityof西南交通大学硕士研究生学位论文第1II页theecoIogicalwaterrequirementfrommanykindsofuncertaintyoft

7、hereserveirecoIogicaIsystem：toobtainthevaIuesectorthatprovidstheeIastiCrangewhichmaybecartiedout．andtoobtaintheconfidenceIeveIthatsuppIiSmanyandquantificationinformation．inordertoeIiminatetheuncertainty．(4)Incasestudies．obtainthevaIuesectorandtheconfidenceIeveloftheecoIog