流經(jīng)柔性植物的明渠水流特性影響試驗(yàn)研究

1、Y912025嶝：≯嶺：upcoi衄二二學(xué)號(hào)：餓艘纈煦璉。密級(jí)，玉；j河≥每大萼碩士學(xué)位論文流經(jīng)柔性植物的明渠水流特性試驗(yàn)研究劉云指導(dǎo)教篩姓名：筮瑟疊熬援鋈連盍堂壅登整篷至援差陵孛謗學(xué)愛綴?。恨沸撬芄鐚６鹈Q：盔壟望基渣鎏羹凌堂論文提交墾耀：2壘籩璽5旦諗文答瓣曩鯔：至墊籟望垂基蘭窶學(xué)位授予單披和日期：遺瀣太堂至魚鱗璽旦答辯委員會(huì)主席：基童緩論義評(píng)閱人：鑫童俊徨籩苤2006年6月中國南京AbstractAbstractRecentlyw

2、orldwide，peoplepaymoreandmoreattentiontotheriverecologystudyandapplicationofbiologicalrecoverytechniqueTheissueofopenditchriverstoflowthroughplantisalreadycloselylinkedtoissuesofgreatnationaleconomyandofpeople’Slivelihoo

3、dsuchasenvironmentalprotection，riversupplywaterandtransferwaterprecautionandreduceoffloodSotolaunchthestudyofopenditchwatertoflowthroughplantflowmechanicshasimportanteconomyandsocialeffectAccordingtopresentdomesticandint

4、ernationalresearchcurrentsituation，openditchriversmovementtoflowthroughvegetationissuedoesnotdevelopcompletelytherearestillalotofproblemsnottogeteffectivesettlementItisspecialthatthistextcombineswithnational863”15”greats

5、cienceandtechnologyprojectsthattheMinistryofScienceandTechnologysetsup—WaterenvironmentalqualityimprovementandecologicalrecoverytechniqueresearchanddemonstrationprojectinZhenjiangWeselecttwoplasticmodelvegetationsimilart

6、othenaturalhyclrophyteshapeofvegetationgrowingintheprojectasresearchobjects(oneforoneofwaterveryforsinkwater)theresearchcontentsaremainlydividedintotwoparts：Theresearchcontentsaremainlydividedintotwoparts：flexiblefloatin

7、gwatervegetationimpactonflowstructureofopenchannelandflexiblesinkingwatervegetationimpactonflowstructureofopenchannelThistextexperimentalinstrumentadoptstheLaserDopplerVelocimeter(LDV)Itanalysestheflowstructureofopenchan

8、nelwithoutvegetationthroughintheexperimentatfirst，thencompareswiththeeffectofflexiblefloatingvegetationandflexiblesinkwatervegetationseparatelyindifferentflowdifferentvegetationdensitytowatervelocityofflowmoveintensityRe

9、naudstressandthedistributionofwaterdepthofroughratioTheninitialanalysishasobtainedsomelawsthattwokindsofvegetationsinfluencedtotheflowstructure，thenderivenewvelocityofperpendicularflowexpressionaldistributeformulaaccordi