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简介：JournalofMaterialsSciences&Technologyisamonthlyjournalfortherapiddisseminationofnew,importantresultsinmaterialandrelatedfields.SubmissionElectronicfilesofMSWordandPDEareacceptable.Pleasevisithttp://www.jmst.organd

简介：JournalofMaterialsSciences&Technologyisamonthlyjournalfortherapiddisseminationofnew,importantresultsinmaterialandrelatedfields.SubmissionElectronicfilesofMSWordandPDFareacceptable.Pleasevisithttp://www.jmst.organdsubmitonline.Submissionofamanuscriptmustbetheoriginalworkoftheauthor(s)andhasnotbeenpublishedelsewhere

简介：

简介：JournalofMaterialsSciences&Technology;isamonthlyjournalfortherapiddisseminationofnew,importantresultsinmaterialandrelatedfields.SubmissionElectronicfilesofMSWordandPDFareacceptable.Pleasevisithttp://www.jmst.organdsubmitonline.Submissionofamanuscriptmustbetheoriginalworkoftheauthor(s)andhasnotbeenpublishedelsewhere

简介：JournalofMaterialsSciences&Technologyisamonthlyjournalfortherapiddisseminationofnew,importautresultsinmaterialandrelatedfields.SubmissionElectronicfilesofMSWordandPDFarcacceptable.Pleasevisithttp://www.jmst.organdsubmitonline.Submissionofamanuscriptmustbetheoriginalworkoftheauthor(s)andhasnotbeenpublishedelsewhere

简介：JournalofMaterialsSciences&Technologyisamonthlyjournalfortherapiddisseminationofnew,impor-tantresultsinmaterialandrelatedfields.SubmissionElectronicfilesofMSWordandPDFareacceptable.Pleasevisithttp://www.jmst.organdsubmitonline.Submissionofamanuscriptmustbetheoriginalworkoftheauthor(s)andhasnotbeenpublishedelsewhereorunderconsiderationforanotherpublication,orasubstantiallysimilarforminanylanguage.Authorsareencouragedto

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简介：<正>Foranynaturalnumbersmandn≥17wecanconstructexplicitlyindecomposabledefiniteunimodularnormalHermitianlatticesofranknovertheringofalgebraicintegersRminanimaginaryquadraticfield(-m1/2).Itisprovedthatforanyn（incasem=11,thereisoneexceptionn=3）thereexistindecomposabledefiniteunimodularnormalHermitianR15(R11-latticesofrankn,andweexhibitrepresentativesforeachclass.Intheexceptionalcasetherearenolatticeswiththedesiredproperties.ThemethodgiveninthispapercansolvecompletelytheproblemofconstructingindecomposabledefiniteunimodularnormalHermitianRm-latticesofanyranknforeachm.

简介：Ｍｒ．ＷａｎｇＺｈｉｌｅ，ＤｉｒｅｃｔｏｒｏｆｔｈｅＲｅｓｅａｒｃｈＤｅｐａｒｔｍｅｎｔｏｆｔｈｅＲｅｌａｔｉｏｎｓＢｅｔｗｅｅｎＥｃｏｎｏｍｙａｎｄＴｒａｄｅｕｎｄｅｒｔｈｅＭＯＦＴＥＣｉｓａｎｅｘｐｅｒｔｏｎｉｎｖｅｓｔｍｅｎｔｂｙｍｕｌｔｉｎａ...

简介：Theparametricapproachtodesignofhullformwasstudiedinthiswork,whichprovidesthemeansforquickgenerationandvariationofhullformforthehydrodynamicoptimizationofhullform.

简介：ThispapergivesamethodtoconstructindecomposablepositivedefiniteintegralHermitianformsoveranimaginaryqusadraticfieldQ(√-m)withgivendiscriminantandgivenrank.Itisshownthatforanynaturalnumbersnanda,therearen-aryindecompossblepositivedefiniteintegralHermitianlatticesoverQ(√-1)(resp.Q(√-2)withdiscriminanta1exceptforfour(resp.one)exceptions.Intheseexceptionalcasestherearenolatticeswiththedesiredproperties.

简介：ChemicalformsofphosphorusinthesedimentsoftheDayaBay,theZhujiangRiverestuary,andtheXiamenBayaremeasuredwithextractionsolutionsofMgCl2,NaOH,andHCl.TheiravailabilitiestoChlorellasp.andlsochrysisgalbanaareestimatedbyusingsedimentsasthesolesourceofPinthebioassays.Theresultsshowthatthecontentsoftotalphosphorus(TP)inthesesedimentsare449.3,650.1and643.9mg/kg,respectively.ThecontentsofnonapatiteinorganicP(NAIP)extractedwithMgCl2andNaOHfrom3sedimentsare168.8,146.6and118.1mg/kg,respectively,andaccountfor18.3%～32.6%ofTP.ThephosphorusextractedwithHClsolutionisgreaterthanthatextractedwithNaOHsolutionandthelowestextractedPisMgCl2-extractableP.ThegreatestrelativegrowthratesofChlorellasp.andIsochrysisgalbanaculturedwithsedimentsareintherangeof4.3%～26.9%.TheincreasingbiomassesofthesealgaecorrespondtoNAIPandAAPP(theestimatedalgal-availableparticulateP).AAPPaccountsfor42.4%～78.2%ofNAIP,21.1%～27.1%oftotalinorganicP,and11.8%～20.3%ofTP,respectively.

简介：Recently,debatesongrammarinstructionhasbeenrevolvingaroundwhethertofocusonform,forms,ormeaning.FocusonformandfocusonformshavebeendefinedanddifferentiatedbymanySLAresearchers.Abodyofresearchhasbeenconductedtoinvestigateandcomparetheeffectivenessofthethreemethodologicaloptions.Thechoiceamongthethreewilldirectlydeterminemethodologicaloptionsoflanguageinstructors.Thispaperisaimedatprovidinganannotatedbibliographyofrecentpapersontheresearchintofocusonformandfocusonfrom.ItishopedthatthispaperwillbeofsomevaluetolanguageresearchersinthisfieldandEnglishteachersalike.

简介：ByusingDarbouxtransformations,theauthorsgivetheexplicitconstructionforlocaliso-metricimmersionsofspaceformsMn(c)intospaceformsM2n-1(c+ε2)viapurelyalgebraicalgorithm.

简介：Thelogisticssystemisacomplexecosystem.Ecologicallogistics(EL)isdevelopmenttrendofmodernlo-gistics,andofimportantpracticalsignificance.Effectiveuseofresourcesandenvironmentalprotectionshouldbeputinthetoppositionoflogisticsdevelopment.TostrengthenresearchonlogisticsecologizationandrealizeecologicallogisticsishelpfultoimproveChineselogisticsmanagement,achievegoalsofsavingenergyandreducingemissions,protectenvironmentandobtainsustainableeconomicdevelopment.Accordingtotheecologicalcharacteristicsoflogisticssystem,thispaperputsforwardthatELcanberealizedbygreenlogistics,agilelogistics,leanlogistics,re-verselogistics,environmentallogistics,cyclelogistics,cleanerproductionandotherformsundertheglobalization,andanalyzestheirrelationship.

简介：Inthispapertheconceptofabsoluteobservabilityofnonlinearcontrolsystemsisadvanced.Differentfromthelineartime-invariantversion,therearedifferentdefinitionsofabsoluteobservabilityfornonlinearcontrolsystems.Twoalgorithmsformaximalabsolutelyobservablesubsystemsaregiven.Correspondingly,therearetworelevantnormalforms.Therelationswiththelargestcontrolledinvariantdistributioncontainedinkerdh,zerodynamicsetc.,arediscussedfromtheviewpointofmaximalabsoluteobservabilities.

简介：1.IntroductionactEbeaHa~tOPologicalspaceandmamdritemeasureonitsBorela-algebraB(E).In[11,MOSCointroducedthefollowingnow-calledMoscoconvergenceofsyllUnetricac~l~:tlf621i.t,..2.1].AsequenceofsynUnetricbilinearforms(En,D(en)),nEN,issaidtoMO8coconvergetoa...

简介：Lp为一般对称的形式的Poincaré不平等被新Cheeger的isoperimetric常数建立。Lpsuper-Poincaré不平等被介绍为Lp嵌入的协议，和经由新Cheeger为那些不平等的常数的标准被介绍。最后，集中或为这些不平等的措施的体积生长被学习。