简介：Ageneralizednon-stationarycurvesubdivision(GNSforshort)schemeofarbitraryorderk≥3withaparameterhasbeenproposedbyFangetal.inthepaper(FangMei-eetal.,CAGD,2010(27):720-733).IthasbeenprovedthattheproposedschemeoforderkgeneratesCk-2continuouscurvesfork≥4.Buttheproofofthesmoothnessinthispaperisuncompleted.Moreover,theC1-continuityofthethirdorderschemehasnotbeendiscussed.Forthisreason,inthispaper,weprovideafullcorrectedproofofthesmoothnessoftheGNSschemeoforderkfork≥3.

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简介：Thequalityofskeletonsystemforthecheetahrobotgoeshandinhandwithitsbionicresultofitsshape,structureandfunctions.Inviewoftheskeletonsystemconstitutionandstructuralcharacteristicofthecheetah,theteamappliedstructuredesign,stimulationanalysisandparameteroptimizationtodevelopingthecheetahrobot.Inaddition,aftertheinventionofcheetahrobot'santeriorlumbarvertebrabasedonitsfunctionalattributeandconnectivityattribute,theSolidworksSimulationwasutilizedtoanalyzethedesign,accordingtowhichimprovementonthelumbarvertebrawasmade.Plus,theadvantagesoftheCADandCAEmadethehighefficiencyofdesignworkandhighqualityofthecheetahrobotpossible.

简介：Mobileplatformisnowwidelyseenasapromisingmultimediaservicewithafavorableusergroupandmarketprospect.Tostudytheinfluenceofmobileterminalmodelsonthequalityofsceneroaming,aparametersettingplatformofmobileterminalmodelsisestablishedtoselecttheparameterselectionandperformanceindexondifferentmobileplatformsinthispaper.Thistestplatformisestablishedbasedonmodeloptimalityprinciple,analyzingtheperformancecurveofmobileterminalsindifferentscenemodelsandthendeducingtheexternalparameterofmodelestablishment.Simulationresultsprovethattheestablishedtestplatformisabletoanalyzetheparameterandperformancematchinglistofamobileterminalmodel.

简介：Thereportmainlystudiedthecrawlerframemotionplatformtoreduceweightandincreasetheintensity.ReportdescribedthestructuraldesignprocesswhichusingCAD/CAEtechnologyforsolidmodeling,simulationanalysis,parameteroptimization.AnditalsoexplainedtheoutstandingadvantagesofCAD/CAEtechnologyinmechanicaldesignaswellassimulationanalysis.