2023年全國碩士研究生考試考研英語一試題真題（含答案詳解+作文范文）_第1頁
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1、外文原文及翻譯(一)外文原文TidalanalysisintheventureshapedareabetweenZhenhaiShenjiamenintheEastChinaSeaLuHuaqing，HUJianjiongMarineScienceSchoolofZhejiangOceanUniversityZhoushan316004，ChinaZhejiangInstituteofHydraulics＆EstuaryHangzhou

2、310020ChinaAbstractIndertobetterunderstthegeneraltidalfeaturesintheventudshapedareabetweenZhenhaiShenjiameninthentherncoastalregionofZhejiangProvinceintheEastChinaSeathetidaldatawereobtainedfromthethreepermanenttidestati

3、onsofZhenhaiDinghaiShenjiamenfourtemparytidestationsofMamuChuanshanGuojuLiuhengalongwiththecurrentspeedbeingobservedatLuotouWaterway.Resultsfromharmonicanalysisshowthat:(1)Theareawasdominatedbyshallowwatertideswithirregu

4、larsemidiurnalfeaturesthesmallesttidalrangeoccurredintheareanearacrossinglinebetweenZhenhaiDinghaistationsindicatingthatatidainodeexistedinthesouthernHangzhouBay(2)Fmulae(whereHgareharmonicconstants)couldbeusedasjudgingc

5、riteriafhighIowtidalleveldiurnalinequalities(3)ThedurationdifferencebetweenebbfloodtidescouldberoughlyassessedbytheratioofHM4vsHM2thelargertheratioisthebiggerthedurationdifferenceisAtthesametimethedurationperiodcouldbeas

6、sessedby2gMgM4theepochdifferencebetweenM2M4tidalconstituents.If2gM2gM4180thentheebbdurationislongerthantheflooddurationif1802gM2gM4360theresultisreversed(4)TakingDinghaistationasacenterpointthehighesttidallevelstheaverag

7、ehightidallevelsaswellastheaveragetidalrangesatallstationsbecamehigherlargerbothsoutheastwardsnthwestwardswhilethelowesttidallevelstheaveragelowtidallevelsappearedtobelowerbothsoutheastwardsnthwestwards(5)Thetidalpattern

8、swerenotallinlinewiththetidalcurrentpatterns.AsaconclusionthesmallesttidalrangeoccurredinthenarrowpartofcurrentellipseofM2constituentintheEastChinaSea.Howeverallthesestudieswerefocusedontheopensearegionsthetidalfeaturesi

9、nthenearsheharbareasinthenthernZhejiangcoasthaveneverbeenaddressed.Therehasbeennostudytoinvestigatethetidalfeaturesinaventureshapedwaterarea.ThepredictionoftidalleveltidalcurrentinVshapedbaysestuariesistheeticallymature(

10、Zhaoeta1.1993)thepredictionisthattidallevelincreasesgraduallywiththetidalwavemovingtowardsabayanestuary.HoweverthevalidityofthistheeticalpredictionfsomespecialVshapedcoastalregionsneedstobeexamined.2MATERIALSMETHODSFtida

11、lcurrentdatacollectionusedinthisstudyfourcurrentmonitingstationswerearrangedaroundthecapeofChuanshanPeninsulawheresynchronouscurrentobservationswererecdedinmaxfloodmesominebbtides(Fig.2).Inadditionfourtemparytidestations

12、locatedatMamuChuanshanGuojuLiuhengthreepermanenttidestationslocatedatShenjiamenDinghaiZhenhaiwereedftidaldatacollection(Fig.2).AmongtheseobservingstationsthereisaLuotouWaterwaywhichislocatedbetweenthemainltheislstothesou

13、thofZhoushanIsl.TheeastsideofthewaterwayappearstobeinthelatitudinaldirectionconnectsouterwatersofthecontinentalshelfoftheECS.TothewestofDaxieIslthewaterwayappearstoflownthwestwardslinkstoJingtangWaterwayHengshuiyangSea.T

14、heentirewaterwaywaswithina100misobathsfromtheshe.2.1TideobservationstationarrangementAmongthefourtemparytidestations(MamuChuanshanGuojuLiuheng)thedatacollectionatChuanshanstationstartedfromzeroo’clockonJanuary62005to23:0

15、0pmonFebruary52005coveringa31dayperiodthedatacollectionfromtheotherthreestationsstartedfromzeroo’clockonJanuary132005to23:00pmonJanuary272005coveringa15dayperiod.Ateachtemparytidestationtidallevelswererecdedateveryhourwi

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