学科分类
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7 个结果
  • 简介:AttheinvitationoftheChineseAssociationForInternationalUnderstanding(CAFIU),a7-memberdelegationoftheInternationalInitiativesofChangeAssociationofJapan(IICAJ)headedbyToruHashimoto,AdvisorofJapanMizuhoFinancialGroup,PresidentoftheJapaneseBranchoftheDeustchBankGroupandPresidentoftheIICAJvisitedChinafromOctober10to16,2004.

  • 标签: CAFIU 中国国际交流协会 日本 外交关系 友谊 对外友好往来
  • 简介:TheTangShanResearchInstituteofGroupTechnologyhasbeenengagedinthedevelop-mentofGTforthelightindustrymachinerybuildingfactoriessince1980.Underitsoverallsupervisionmorethan8factorieshaveappliedGTtodrawingcontrolandprocessplanning,while4ofthemreorga-nizedtheirmachineshopsintoGTcellsandthethroughputcapabilitieswereraisdimmediatelyby15toeven49%.SincetheexistingGTcodingsystemspredictonlytheglobalcharacteristicsofmachineparts,theirapplicationaloneisunabletotransferalltheinformationneededfortheCAD/CAMintegrationinaCIMenvironment.Fromtheverybeginningof1989,westartedtostudythefeasibilityofintroducingconceptsofFunctionalFormFeaturesintoGTcodes.Basedontheexhaustivestudyofnearly100,000partdrawingsfrommachineriesformakingpotteryandporcelainappliances,cigarette,paperpulp,glassbottles,plasticsmoulding,beerandbeveragefillingetc.,anewGT/FFFcodingsystemwasworkedoutandacorrespondingsetofstandarddrawingsassembledfromFFFprimitivesWasformulat-edwhichcancoverupto65—75%ofexistingpartsfromlightindustrymachineries.FFFbasedGTcodesgreatlyfacilitatethestandardizationcontrolofreleaseddrawings,acceleratetheengineeringde-signandprocessplanning,andcertainlywillplayanimportantroleinthefutureCIMorganization.

  • 标签: GROUP TECHNOLOGY FEATURE TECHNOLOGY CAD CAPP
  • 简介:AttheinvitationoftheFarEastResearchInstituteoftheRusianAcademyofSocialSciencesandtheAsociationofSinologists,a6persondeleg...

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  • 简介:AnovellinkadaptationschemeusinglinearAutoRegressive(AR)modelchannelestimationalgorithmtoenhancetheperformanceofautorateselectionmechanisminIEEE802.11gisproposed.ThisschemecanovercomethelowefficiencycausedbytimeintervalbetweenthetimewhenReceivedSignalStrength(RSS)ismeasuredandthetimewhenrateisselected.Thebestrateisselectedbasedondatapayloadlength,frameretrycountandtheestimatedRSS,whichisestimatedfromrecordedRSSs.Simulationresultsshowthattheproposedschemeenhancesmeanthroughputperformanceupto7%,insaturationstate,andupto24%infiniteloadstatecomparedwiththosenon-estimationschemes,performanceenhancementsinaveragedroprateandaveragenumberoftransmissionattemptsperdataframedeliveryalsovalidatetheeffectivenessoftheproposedscheme.

  • 标签: 无线局域网 WLAN 信道估计 自动回归模型 RSS
  • 简介:TheFifthGeneralAssemblyofWFASwasheldinSeoul,RepublicofKorea,onNovember12,2000.SheJing,ViceHealthMinisterandconcurrentDirector-GeneralofStateAdministrationofTraditionalChineseMedicinefromthePeople'sRepublicofChinaandHong-BinKang,ViceMayorofSeoul,RepublicofKorea,attendedtheopeningceremonyandadressedattheassembly.TheyspokehighlyofthecontributionsthatWFAShasmadetothedevelopmentandapplicationofacupuncturemedicine.Theypointedoutthatinthepast13yearssincetheestablishementofWFAS,fruitfuleffortshavebeenmadeforthedisseminationanddevelopmentofacupuncturemedicineintheworld.TheorganizationalstructureofWFASisbecomingmorematureintheprocessofpromotingthedevelopmentofacupuncturescienceandacceleratingthemutualunderstandingandcooperationamongacupuncturegroupsintheworld.ThedevelopmentofWFAShasenteredanewstagesinceWFA$wasadmittedintoofficialrelationswithWHO.

  • 标签: 朝鲜 中医理论 针刺疗法 临床医学