简介:Theaimofthisinvestigationistostudyhowtouseagravimetric(quasi)geoidforlevellingbyGPSdatainanoptimalway.TheadventofprecisegeodeticGPShasmadetheuseofatechniquepossible,whichmightbecalledGPS-gravimetricgeoiddetermination.Inthisapproach,GPSheightsabovethereferenceellipsoidaredeterminedforpointswhoselevelled(orthometric)heightHisabovesealevelpeoplehavealreadysurveyed;forthesepoints,wethushavethevaluesofthegeoidundulationN.ThesevaluesarethenusedtoconstrainthegeoidundulationsN′obtainedfromthegravimetricsolution.
简介:AnewpelletinjectionsystemwasinstalledontheEASTtokamakandpreliminaryexperimentswereperformedduringthe2012runcampaign.TypicalphenomenaassociatedwithdeuteriumpelletinjectionintoaplasmadischargehavebeenobservedincludingsuddenincreasesoftheelectrondensityandHα/Dαemissionintensityaswellasasignificantdecreaseinplasmaelectrontemperature.ProfileshavebeenstudiedinordertounderstandtheinfluenceofpelletfuellingonEASTdischarges.Eventhoughtheinjectorwasspecificallydesignedforplasmafuelling,ELMtriggeringusingthepelletinjectionhasalsobeentested.InordertofindappropriateparametersfortriggeringELMsinH-modeplasmas,scanningofthepelletinjectionspeedwasemployedforpelletsinjectedfromboththehighfieldsideandlowfieldsideoftheplasmacolumn.Ithasbeenobservedthatlow-speedpelletsinjectedintoH-modeplasmafromthelow-fieldsidecouldtriggeranELMfollowedbyanumberofsmallerinducedELMsatabout300Hz.
简介:TheChina(Shenzhen)BusinessInvitationConventionforTouristScenicSpotsandHotels’94,agreatgatheringheldforthefirsttimebyChina’stouristtrade,achievedoutstandingresultswithatotalofUS$2.048billionintroduced.ThisbusinessinvitationconventionwashostedjointlybytheNationalTouristBureauandtheShenzhenMunicipalPeople’sGovernment,inwhichover2,000representativesof274touristunitsinthiscountry’s29provincesandcities
简介:NearlyorthogonalLatinsquaresareusefulforconductingexperimentseliminatingheterogeneityintwodirectionsandusingdifferentinterventionseachateachlevel.Inthispaper,someconstructionsofmutuallynearlyorthogonalLatinsquaresareprovided.Itisprovedthatthereexist3MNOLS(2m)ifandonlyifm≥3ndthereexist4MNOLS(2m)ifandonlyifm≥4withsomepossibleexceptions.
简介:Byacoincidencetheorem,someexistencetheoremsofsolutionsareprovedforfourtypesofgeneralizedvectorequilibriumproblemswithmovingcones.Applicationstothegeneralizedsemi-infiniteprogramswiththegeneralizedvectorequilibriumconstraintsunderthemildconditionsarealsogiven.Theresultsofthispaperunifyandimprovethecorrespondingresultsinthepreviousliterature.
简介:InthispapertheDirichletproblemforp-Laplacian(p>1)isconsidered.UndersuitableconditionsandbyusingcriticalpointtheorytheexistenceofsolutionsfortheDirichletproblemisstudied,andsomeresultsintheliteratureareimproved.
简介:RESULTSOF HEPATECTOMYFOR600CASESWITHPRIMARYLIVERCANCERLiGuohui李国辉;LiJinqing李锦清;Zhangyaqi张亚奇;Yuanyunfei元云飞;ChenMinshan陈敏山;GuoR...