简介:锐捷网络于近日推出新型的面向中小企业和网吧应用的智能网管型交换机“RG-S1926S”。它继承了传统网管型产品的特点,采用智能集群网络管理技术,具有专门针对企业级网络应用的管理功能,包括VLAN划分、广播风暴抑制、带宽限制、千兆连接、
简介:Welookatexpecteddevelopmentsincomputergraphicssystemcapabilitiesforthenextdecade.theunderlyingthrustisanexpectedsystemhardwarecapabilityincreaseofaround50%peryear.Memorysizesareexpectedtodoubleevery12to18months.Mostofthissystemcapabilityin-creasewillbeusedinbetterandmoreelaboratesimulations,detailedanalysesofexperimentalandcom-puteddata(i.e.visualization)andmoreconvenientuserinputs.Theoveralleffectbytheendofthedecadewillbeanincreaseinsimulationcapabiltiesofaboutfifty-fold,bringingaffordabledetailedanaly-sisandinterpretationofdatatoallengineering,scientificandbusinessenterprises.Concomitantwiththesesystemgrowthsisaneedtore-examinegraphicsalgorithmswiththeviewofeffectivelyutilizingthevastlyincreasedmemorysizesandemployingspecializedautonomousparallelcomputingstructure.
简介:每个创造都来源于对超越过去的强烈渴望;对完美、独一无二的梦想的不懈追求;对分享激情,制造出久经时光磨砺的精品的无止境的欲望……这些褒扬加在S.T.Dupont这个充满着贵族梦想的品牌上一点也不为过,一百多年来。S.T.Dupont-直如此努力着。S.T.Dupont音译为“都彭”.其身上倔强地流着法国人的血液——视高尚为生命的血液。
简介:Reachabilityisakeycriterioninmaintenancedesign,andhumanarmisthemainobjectinreachabilityanalysis.Thehumanarm'sDOFisreduced,andapplyingmilitarystandardsandhumanphysiologicalconstraints,thesimplifiedarmmodelof7-DOFusingD-Hmethodisbuiltup.ParticleSwarmOptimization(PSO)isusedtoacquiretheshoulder,armandhandposturewithadaptivefitnessfunction.Adetailedreachabilityanalysisisaccomplishedfordisassemblingtheboltsfromcrankshaftisgivenasanexampletovalidatethefeasibilityofusingreachabilityanalysisonmaintenancedesign.