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INTRODUCTIONLetZ ,N0 andNdenotethesetsofinte gers,non negativeintegersandpositiveintegers,respectively.Andletχ ={Xi} i∈Zdenotease quenceofreal valuedrandomvariablessuchthatEXi =0andEX2 i =σ2 X i∈Z .Anyrealizationofthesequence {Xi} i∈Ziscalleda“randomscenery” .Lety ={… 相似文献
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INTRODUCTIONEvaluationofthepatientwithsymptomsofsepsisrequiresacombinationofclinicalacumenandlaboratorysupport.Theclinicaldiagnosisofbacterialinfectionmaybedifficultincertainpatients,suchasneonates(Bakeretal.,1990).Whensepsisissuspected,manypatients,especi… 相似文献
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设{Ei∶i∈I}是一族ArchimedeanRiesz代数,Riesz代数的乘积记为Πi∈IEi,则存在完全正则的Haus-dorf空间X使得Πi∈IEi是Riesz代数同构于C(X)的,当且仅当对每一个i∈I存在完全正则的Hausdorf空间Xi使得Ei是Riesz代数同构于C(Xi)的. 相似文献
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MITOCHONDRIAL DYSFUNCTION AT THE EARLY STAGE OF CISPLATIN-INDUCED ACUTE RENAL FAILURE IN RATS 总被引:6,自引:0,他引:6
INTRODUCTIONCis diamminedichloroplatinum (Ⅱ ) (Cis platin)isawidelyusedantineoplasticagentthathasnephrotoxicityasamajordose limitingsideeffect.Themostcommonformofcisplatin in ducedrenaltoxicityisnon oliguricacuterenalfailure.Theunderlyingmechanismofthisrena… 相似文献
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Foralanguageteacher,howtoteachalanguagewell,especiallyaforeignlanguagewell,isabigproblemwemustfaceeveryday WeallknowthescientificallyvalidprocedureinlanguageleaninginvolvesListening ,speaking ,readingandthenwritingisthebasicorderinlanguagelearning Thisis… 相似文献
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1 Introduction Coagulationisanirreversible physical processinwhichanumberofbasicunits(monomers)sticktogeth ertobuildclusters.ThetimeevolutionofclusteringprocesscanbedescribedbytheSmoluchovskiequa tion[1 ],whichisd Ckd t =12 ∑i j=kK(i,j)CiCj-Ck∑jK(j,k)Cj,(1)whereCkd… 相似文献
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1 Introduction Singularlyperturbeddifferentialequationswithturningpointsareveryimportantformathematiciansandphysicistssincetheseproblemsexistwidelyinmanyproblemsofphysics.TheproblemswithturningpointswerestudiedbyWentzal,Kramers,Bullounin[1],Langer,A… 相似文献
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本文考虑了两类含Hystersis的自由边界问题。首先建立了Hysteresis算子及其导出算子然后作为预备,定理解决了相应地含Hystersis的固定边界问题古曲解存在唯一性。 相似文献
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1 Introduction LetX ,YbetwoHilbertspacesandletA∈B(X ,Y) ,i .e .,aboundedlinearoperator .ConsidertheoperatorequationAx =y (1.1)IfR(A) ,i .e .,therangeofA ,isnon closedinY ,Eq .(1.1)isill posed[1] .Manyimportantproblemsinappliedsciences ,especiallyinverseproblems ,resultinthiski… 相似文献
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公丽艳 《山东教育学院学报》2001,16(4):64-67
PartⅠWordsworth ,aRomanticisttheoreti cianandpractitionerWordsworthisafamousBritishRomanticpoetwhobelongstotheLakeSchooloftheRomanticists,andoneoftheforerunnersof 1 9th centuryEnglishRomanticism .Heisnotonlyoneofthegreatesttheoreticiansinpoetry ,butalsoagr… 相似文献
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贺国强 《上海大学学报(英文版)》2000,4(2)
1 Introduction LetX ,YbetwoHilbertspacesandletAbeaboundedlinearoperator,i.e .,A∈B(X ,Y) .Consid ertheoperatorequationAx=y . (1)IfR(A) ,therangeofA ,isnonclosedinY ,Eq .(1)isill posed[1] .Manyimportantproblemsinappliedsci encesresultinthiskindofequations[2 ,3] .Inthispaperwec… 相似文献
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Doctoral Candidate: TAN Fa sheng Advisor: Prof. DAI Shi qiang Prof. WENG Pei fen 《上海大学学报(英文版)》1999,3(3):259-262
Motivatedbyredesigningafuselageinengineeringapplication,thenumericalandexperimentalinvestigationoftheseparatedflowfieldaroundaspecialbluntbodyisdescribedinthisthesis.Theaerodynamicresponseofthebluntbodyissuccessivelystudied.Thethesisconsistsoffour… 相似文献
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Xu Xu Shan Feng 《上海大学学报(英文版)》1998,2(2):112-116
1IntroductionTheclassicalthinplatetheoryofvibrationisbasedontheKirchhofhyothesis,andtheefectoftransversalsheardeformationandr... 相似文献
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Amongthefourbasicskills ,writingistheweakpointofcollegestudentsinChina .Althoughinrecentyearsmuchmoreemphasisisputonthestudents’productiveskills ,duetothelimitedtime ,theyarenottakenveryseriouslyinpractice .IncurrentcollegeEng lishteachinginChina ,usuallyt… 相似文献
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1 Introduction A generalizedinversematrixPad啨approximant(GMPA)isintroducedonthebasisofscalarproductofmatricesinRef.[1].TheexpressionofGMPAisoftheformofmatrixnumeratorandscalardenominator ,whichisdifferentfromthatofBoseandBasu[2 ] .Ascomparedtotheexistingmatr… 相似文献
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Notation Allquantitieswererestrictedtoonemoleunlessotherwisespecified.GGibbsfreeenergyofPhase°GiGibbsfreeenergyofpurecomponentiofphaseximolefractionofcomponentiEGexcessfreeenergyofphasekjjthorderparameterofRedlichKisterpolynomialΔGf(i)fusionfree… 相似文献
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分析了Windows环境中动态链接库的运行方式,讨论了动态链接库设计和实现中应当注意的细节,给出了利用Visual C++ 6.0开发32位动态链接库,并用Visual C++、Visual Basic应用程序引用动态链接库函数的实例。 相似文献
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INTRODUCTIONInsectpostembryonicdevelopmentconsistsofgrowthpunctuatedbyaseriesofmoltsfollowedbymetamorphosis.Thesemoltsandmetamor phosisareinitiatedandcoordinatedbyhormones(Riddiford ,1 994 ) .Itisgenerallyacceptedthattheinterplayofecdysteriods,agroupofstero… 相似文献
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浅议计算机辅助教学 总被引:1,自引:0,他引:1
孔文 《山东教育学院学报》2002,17(6):86-88
ComputerAssistedlnstruction (CAI)isthetermusedtodescribecomputerprogramsdesignedforteaching .ItisimportantnottoconfusethistermwithCALL(ComputerAssistedLanguageLearning)———thecatchalltermfordiffer entformsofL2instructionaccomplishedwiththeuseofcomputers.Fo… 相似文献