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500 个结果
  • 简介:摘要目的探讨U波倒置的临床意义。方法对156例心电图发现U波倒置患者的临床资料进行回顾性分析。结果U波倒置90.4%为某种器质性心脏病所致,最常见于冠心病(46.8%)及高血压(34%)患者。结论U波倒置是揭示心脏病存在的一种高度特异性指标,对心脏病的诊断及治疗具有重要的意义。

  • 标签: U波倒置 冠心病 高血压
  • 简介:NK7U芯片组采用nForce2U400+MCP.可以支持400MHzFSB,支持3条DIMM双通道DDR400内存插槽.最大可扩充至3GB,支持AGP8X,提供了一个AGP插槽,5条PCI插槽,一个S/PDIF同轴输出口,四个USB2.0接

  • 标签: NK7U PRO主板 芯片组 CPU 昂达公司
  • 简介:InordertodevelopChina-U.S.relations,wemustenhancestrategicmutualtrust.Butthestrengtheningofmutualtrustcannotbeachievedovernight.Besides,duetodifferencesinhistory,nationalinterestsanddevelopmentstrategy,theleveloftrustthatthetwocountriescanreachislimited.Then,underthepremisethatstrategicdifferencesexistbetweenChinaandthe

  • 标签: 中美关系 和谐 一致性 平等 合作
  • 简介:<正>U-KISS是韩国目前很红的7人偶像组合,出道至今共出版了6张专辑,风格各具特色。而目前他们正处于定位变化阶段。经历了亚历山大和金起范退队,新成员Hoon和AJ加入的人事变动后,U-kiss推出了他们的正式二辑回归韩国舞台,专辑的销量和歌曲打榜的成绩都十分亮眼,经历了不少曲折的u-kiss,一直坚持着以他们的组合名字含义"成为韩国的乃至世界的无处不在的超级明星"为目标。出道初

  • 标签: 超级明星 道初 人事变动 U-kiss 东浩 变化阶段
  • 简介:正AttheinvitationoftheUniversityofMississippi,FriendshipForceInternationalandtheNorthAmericaAssociationforInternationalExchanges,Mr.DuKening,DeputySecretary-GeneralofCAFIU,leadinga3-memberworkinggroupvisited

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  • 简介:SincethedisintegrationoftheformerSovietUnion,theUnitedStatesandRus-siahavegonethroughatortuousroadinforgingtheirpost-ColdWarrelation-ship.Atpresent,theyareneitherbipolarrivals,norstrategicpartnersasinitiatedinearly1990s.Theyhaveinsteadturnedfrommaintainingamicabilityintocopingwiththereality.Theirdiscrepanciesintermsofstrategiesandbilateralrelationshaveemergedoneafteranotherinrecentyearsandbecameintensifiedespeciallyaf-terOperationDesertFoxagainstIraqbytheUnitedStatesandBritainand

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  • 简介:3月10日开幕的CeBIT2005德国汉诺威电脑展上,风传一段时日的搭载512MB超大容量显存的GeForce6800Ultra顶级显卡终于正式登场,以下就是nVIDIA一级合作厂商XFX调景给我们带来的惊喜,配备有512MB显存的GeForce6800Ultra是当今最快的3D显卡标志,也是最高画质下游戏流畅运行的保证,更是顶级发烧友最值得拥有和炫耀的设备。

  • 标签: GEFORCE 显示卡 512MB Ultra nVIDIA 超大容量
  • 简介:Analysisoftheissuecallsforsomequestionsofmethodology.First,thelawofhistoricaldevelopmentteachesthatallcountries,nomatterhowstrongtheymaybe,willeventuallydecline.SothepointisnotwhethertheUnitedStateswillbeanexception,butwhenandhowwillthedayofreckoningdescendontheworld'scurrentsolesuperpower.

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  • 简介:BarackObamabecamethefirstAfricanAmericanpresidentcallingforchange.Heisnotonlyfacedwithseriouschallengesontheeconomicandfinancialfronts,butalsohastodealwithavarietyofmajorsocialproblemswhichwillpotentiallyreshapeAmericansocietyinthe21stcentury:increasingeconomicinequality,complexracerelations,anunsustainablehealthcareburdenandaweakeningeducationsystem.TheseareissueswhichhaveexistedfordecadesintheU.S.,butnowitseemsthatPresidentObamahasabetteropportunitytomakea'realchange'happenthanhispredecessors,becauseAmericansocietyisgoingthroughafundamentalevolution.

  • 标签: 社会问题 美国 面貌 教育制度 卫生保健 可持续
  • 简介:SinceGeorgeW.Bushassumedthepresidencyinearly2001,atensesituationhadoccurredintherelationshipsamongworldbigpowers.IntheaftermathofSeptember11,significantimprovementhasbeenmadeinSino-U.S.andRussia-U.S.relations.Inthemeantime,correspondingchangeshavetakenplaceinEU-U.S.andRussia-Chinarelations.

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  • 简介:这款手机采用3.2英寸HVGA高分辨率显示屏,虽然不是智能平台,但功能配置比较全面,尤其是多媒体方面支持不错,它带有300万像素摄像头,采用了3.5mm耳机接口,可以播放RMVB格式的影片。

  • 标签: BILLBOARD 300万像素 RMVB格式 高分辨率 智能平台 功能配置
  • 简介:WhilethepresidentialelectionalreadydrewtoacloseinRussiaonMarch2,2008,theelectionsinAmericahavenotkickedoffforrealyetwithpresidentialcandidatesstillvyingwitheachotherintheprimaries.Ontheonehand,VladimirPutinandthe

  • 标签: 美国 俄罗斯 外交关系 选举
  • 简介:Aconvergingpointhasemergedonthehorizon,withanincreasingnumberofcallsforbuildingChina-U.S.+XmechanismsamongChinesescholars,andaveritablezealforinitiatingaROK-U.S.-ChinadialoguefromPresidentParkGeun-hyeofSouthKorea.Thispaperintendstoexplorethepossibilityofsuchatrilateraldialogueandcooperationarrangement,byanalyzingthebackgroundtothetrilateralrelations,theirrespectivestanceandconsiderations,aswellasanyhurdlesinvolvedintheprocess.

  • 标签: 合作伙伴 中国人 美国 三角 安全问题 周边国家
  • 简介:Modelinglog-mortalityratesonO-UtypeprocessesandforecastinglifeexpectanciesareexploredusingU.S.data.IntheclassicLee-Cartermodelofmortality,thetimetrendandtheage-specificpatternofmortalityoveragegrouparelinear,thisisnotthefeatureofmortalitmodel.Toavoidthisdisadvantage,O-Utypeprocesseswillbeusedtomodelthelog-mortalityinthispaper.Infact,thismodelisanAR(1)process,butwithanonlineartimedriftterm.BasedonthemortalitydataofAmericafromHumanMortalitydatabase(HMD),mortalityprojectionconsistentlyindicatesapreferenceformortalitywithO-UtypeprocessesoverthosewiththeclassicalLee-Cartermodel.Bymeansofthismodel,thelowboundsofmortalityratesateveryagearegiven.Therefore,lengtheningofmaximumlifeexpectanciesspanisestimatedinthispaper.

  • 标签: MORTALITY STOCHASTIC forecasting O-U TYPE process
  • 简介:摘要:“创新是一个民族的灵魂”,随着人工智能的不断发展和深化,小学信息技术课程标准中添加了程序设计模块,目标是为了让孩子理解编程的基本思想,培养学生发现问题、分析问题、解决问题和学生的创造能力。

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  • 简介:OriginDublin,IrelandGenresAlbumRock(专辑摇滚)AlternativePop/Rock(另类流行/摇滚)CollegeRock(学院摇滚)Pop/Rock(流行/摇滚)Post-Punk(后朋克)MembersPaulHewson(laternicknamed"BonoVox"andeventuallyjust"Bono",bornMay10,1960)DaveEvans(laternicknamed"TheEdge",b.August8,1961)AdamClayton(b.March13,1960)LarryMullen,Jr.(b.October31,1961)能够在20多年里不断取得商业上的成功同时又受到乐评人认可的乐队,全世界并没有几个,而U2正是这少数中的一员。U2将自己的音乐理念和商业因素结合,在音乐界取得了非凡的成就。从乐队创建之初一直到现在,U2打破了摇滚乐队和摇滚乐的固有界限,他们用原创音乐配以诚恳的歌词,探讨敏感的社会话题,赢得了同行和乐评人的尊敬,在全世界拥有无数狂热的支持者。下面就是他们的故事。

  • 标签: 摇滚乐队 音乐 商业因素 爱尔兰 流行 排行榜
  • 简介:AheateddebatearoseonthenatureofChina-U.S.relationsamongscholarsinthetwocountries.Arethetwo"strategicpartners"?"Competitors"?"Neitherfriendsnorenemies"?Oreven"Potentialenemies"?Butlargelysince1997,alongwiththeestablishmentoftheframeworkfor"aconstructivestrategicpartnership",thedefinitionseemstohasbeenacceptedbythemainstreamintheChineseacadem-iccircle.Bycontrast,GovernorGeorge.W.Bush,theRepublicanpresidential

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  • 简介:WhentheU.S.militarybrassassertedinmid-2014thattheproposeddefensecutbackswereunacceptable,theysignaledtheObamaadministrationthattheywouldnotrolloverandplaydeadwhilemilitaryspendingwascutbybillionsofdollarsinthecoming10years.Theterms"sequestration"and"OCO"wereusedrepeatedlyintheirspeechesand

  • 标签: 美国军方 军费 反复使用 新闻稿 美元 口袋