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1.
INTRODUCTIONTheradionuclidesofnaturaluraniumandthoriumseriescanbeusedtotracemarinepro cessofvarioustemporalandspatialscaleandpropertiesthatprovideplentifulinformationaboutphysics,chemistry ,geoscienceandbiologyofoceanbecausetheyhavedifferentchemicalpro…  相似文献   

2.
BasedonthemorphocytologicalstudiesonPlanktoniella,twospeciesofthegenus,p.solSchuttandP.formosa(QianetWang)arerecordedinChina'sseas.TherenamingofthelatterspeciesisbasedonacarefulstudyonValdivielllaformosa(SchimperexKarsten)Karsten.  相似文献   

3.
High-resolutionsub-bottomprofilerhasrevededsedimentalstrataandentironmentsintheeuttmp.ofthel3ohaiSeasincetheltatePleistocene.Atccordingtothecharactersofacauseicreflectionandseismictstrattlgmphicprinci-ple,someclt.ificationoftypicalacousticreflectionisnzadeouttndwiUbefavourableforinterpretationandrecognbationofaoousticprofilesinthisarea  相似文献   

4.
INTRODUCTIONEnvironmentalpollutionhasbecomeaveryseriousproblemwiththerapidindustrializa tion .Thepollutioncausedbypollutantssuchasnutrients ,heavymetalsandorganiccompounds(includingpesticides)etc .coulddamagethewell balancedcirculationofnaturalecosysteman…  相似文献   

5.
Recent changes of Shandong sandy coast and in flence of human activitiesTXRecentchangesofShandongsandycoastandinfluenceofhuman...  相似文献   

6.
INTRODUCTIONMicro organismsthatinhabittheintersticesandundersideofseaiceareexposedtowidevariationsofsalinity ,particularlyduringthe periodsofbrinedrainageandicemelting(Horner ,1 977;GrantandHorner ,1 976 ) .Althoughtheamountsofmarineorganisminseaicearelowerdurin…  相似文献   

7.
Potentialenstrophicaldiagnosticanalysesonthemechanismofchangeoftropicalcycloneintensity¥LaingBiqiandHeCaifu(Thisprojectissupp...  相似文献   

8.
1 .IntroductionTomeasurethereflectionofincidentwavesproducedbyaphysicalmodelinawaveflumeisacommonproblemwithphysicaltestsofwaveactiononcoastalstructures .Wavesgeneratedbythewave makerpropagateforwardinthewaveflumeandarereflectedbythephysicalmodel,andthe…  相似文献   

9.
BasedontheNanshalslands,clttselatollconoeption-rentotesenaingsystetninPutI,throughthesolutionoftheitfotmationfunctionvalueandisostaticvalueofclaaxlandquasi-closalatoll,andbyusingtopologicalandysisongrowthformandthecompaiteremotesensingquantbationdataastheculatingcefficients,thefaturevevectorsystemanditsmathematicalmodeloftwokindsofatollarebuilt,andthemultivariateanalysisismadewithsomeexamples.  相似文献   

10.
Analysisofthedynamiccharacteristicsandstochasticsimulationonvariationsofbeachvolumes¥ChenZishen(InstituteofEstuarineandCoasta...  相似文献   

11.
INTRODUCTIONProvenanceofmarinesedimentshasalwaysbeenafocusedprobleminmarinesedimentge ology.Recognitionofendmembersandestimationoftheirrelativeproportionsfrommixedsedimentshavebeenakeycontentinthestudyofprovenance .Forthisaim ,itisnecessarytoselectendme…  相似文献   

12.
Thecharacteristicandpredictionofscourinfrontofbreakwatersbystandingwaves¥GaoXueping(DeptartmentofWaterResourcesandHarborEngin...  相似文献   

13.
AnalysisofthedevelopmentandcausesofformationofEucampiazoodiacusredtideinXiamenHarbor¥ZhangShuijin(ReceivedJune20,1994;accepte...  相似文献   

14.
Binogeochemical process of major elements in sining particulate of Nansha coral reef lagoons,South TXBinogeochemicalprocessofm...  相似文献   

15.
Remolded Undrained Strength of Soils   总被引:12,自引:6,他引:12  
1 .IntroductionManyresearchershaveillustratedthatthesoftmarineclayeysoilsgenerallyshowtheoverconsoli dationratiobeinglargerthanunity ,althoughthesitegeologyindicatesnormalconsolidation (e .g .,Zhangetal.,1 995;HongandTsuchida ,1 999) .Burland (1 990 )illustratedthatthem…  相似文献   

16.
MagnetostratigraphyofcoastalloessofDalian,ChinaanditspaleoclimaticsignificanceLiPeiying;LiuBaozhu;LiuLejunandZhouMoqingAbstra...  相似文献   

17.
Distribution of dominant species and abundance of nannofossils in surface sediments of the central and northern partsof the S...  相似文献   

18.
Amodeloftheformationanddevelopmentofoceanshearwave¥QiaoFangliandZhangQinghua(FirstInstituteofOceanography,stateoceanicAdminis...  相似文献   

19.
Secondsea-enteringapproachofChangjiangRiver:TonglCanal-planningofcontroldimensions,analysisoferosionandsiltationandselection...  相似文献   

20.
Arietellusunisetosus─anewspeciesofcalanoidcopepodfromthetropicalwatersofthecentralPacificOceanLianGuangshanandQianHonglin(Rec...  相似文献   

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