简介：BackgroundValvularheartdisease(VHD)isdefinedasastructuralorfunctionalabnormalityincardiacvalvewhichencompassesanumberofcommoncardiovascularconditions.ThisstudywasaimedtoanalyzetheepidemiologicalchangesofVHDinasinglecardiovascularcenterofSouthernChina.MethodsAtotalof13,138VHDpatientsofGuangdonggeneralhospitalfromJanuary2011toDecember2013werescreenedbytransthoracicechocardiography(TTE)ortransesophagealechocardiography(TEE)andenrolledforthisstudy.Themorbidity,etiologicalspectrumandmanagementofthesepatientswereanalyzed.Continuousvariableswereexpressedasmean±standarddeviation.Categoricalvariableswereexpressedasratioorpercentage.ResultsPatientsinthisstudyweredividedintodifferentgroupsandwereanalyzedthroughoutchangesinmorbidity,etiologicalspectrumandmanagement.ConclusionsTheprevalenceofVHDremainshighinSouthernChinaandRHDisstilltheleadingetiologyofVHD.Butmorbidityrateisreducedandsurgeryisstillthemaintreatmentoption.

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简介：AlolargodelahistorialiterariadeEspafia,espeeialmentedesdeelsigloXX,eleoneeptode＂generaeion＂siemprehaoeupadounpuestoimpreseindible.Loseseritoresdeedadpareeidayestilosimilarsuelenfor-maruneonjunto,osea,una＂generaeion＂,segfinloseritieosliterarios.Enlaliteraturachinaestfiausenteeleoneeptode＂generaeion＂yseinelinamilsalimpaetodedinastiasenlaelasifieaeionliteraria：poesiadeTang,CideSong,dra-masdeYuan...Enesteartieulo,haeiendoeomparaeionesentrelahistorialiterariadeChinayEspafia,elautorseproponeinvestigarlafuneiondelfactorhistorieoenlaformaeiondediehasdiferenteseategoriasliterarias.

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简介：InlateMay,a27-memberyoungleadersdelegationfromJCI(JuniorChamberInternationalJapan)visitedChinaattheinvitationofCAFIU.Duringthatvisit,CAFIUSecretary-GeneralNiJianmetwithAgeharaYasumaro,ChairmanofJCIJapan-ChinaFriendshipAssociation.Mr.YasumarotoldMr.Nithatsincethisyearmarksthe30thanniversaryoftheestablishmentof

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简介：TheEastChinaSea(ECS)isariver-dominatedepicontinentalsea,linkingtheAsiancontinenttothenorthwesternPacificviathelargeriversoriginatingfromTibetanPlateau.TherelevanthugeinfluxofriverinedetritushasdevelopeduniquesedimentarysystemsintheECSduringtheQuaternary,offeringidealterrestrialarchivesforreconstructingQuaternarypaleoenvironmentalchangesandstudyingland-seainteractions.Overall,twocharacteristicriversystemsdominatethesedimentarysystemsandsedimentsourcetosinktransportpatternsintheECS,representedbytheChangjiang(YangtzeRiver)andHuanghe(YellowRiver)forthelargeriversystemandTaiwanriversforthesmallriversystem.Giventhis,thesedimentsderivedfrombothriversystemsbeardistinctfeaturesintermsofparentrocklithology,provenanceweatheringandsedimenttransport.Previousstudiesmostlyfocusoneitherthe‘source’discriminationorthe‘sink’recordsofthesedimentarysystemintheECS,whilethesourcetosinkprocesslinkingthelandandsea,inparticularitstimescale,hasbeenpoorlyunderstood.Hereweintroduceanewly-developeddatingtechnique,the‘comminutionage’method,whichoffersaquantitativeconstraintonthetimescaleofsedimenttransferfromitsultimatesourcetothefinaldepositionalsink.Thisnovelmethodisofgreatsignificanceforimprovingourunderstandingontheearthsurfaceprocessesincludingtectonic-climatedrivenweathering,andsedimentrecyclinginrelationtolandscapeevolutionandmarineenvironmentalchanges.TheapplicationofcomminutionagemethodintheECSwillprovideimportantconstraintsonsedimentsource-to-sinkprocessandmoreevidencesfortheconstructionoflateQuaternarypaleoenvironmentalchangesundertheseuniquesedimentarysystems.更多还原

简介：Researchingthedynamicdistributioncharacteristicsandtrendevolutionofagriculturalcarbonemissionsisofconsiderablesignificanceinformulatinganeffectiveagriculturalcarbonreductionpolicy.Basedonmeasurementofagriculturalcarbonemissionsof31provincesovertheperiod2002-2011,thestudyobservedregionaldifferencesandthedynamicevolutionofdistributionofagriculturalcarbonemissionsusingagriculturalcarbonintensityastheindicator,accompaniedbyGinicoefficientsandthekerneldensityestimationmethod.TheresultsdemonstratefirstthatagriculturalcarbonemissionsforChinashowanobviousnonequilibriumnatureinregardtospatialdistribution.Accordingtothedifferencesinagriculturalcarbonemissionsdynamictrends,wedividedthe31regionsintofourtypes-continuousdecline,fluctuatingdecline,continuousincrease,andfluctuatingincrease.Further,agriculturalcarbonemissionsintensityshowedadownwardtrendwithsignificantdifferencesintheresearchareas.Second,thegapinspatialdistributionofnationalagriculturalcarbonemissionsisgraduallyexpandingbasedontheresultscalculatedbyGinicoefficient.Fromtheperceptionofregionaldifferencesinagriculturalcarbonemissions,theeasternregionshowedanaveragelevel,thegapwasmoreobviousinthecentralregion,whilewesternregionshowedatrendoffluctuatingdownward.Third,accordingtoestimationbykerneldensity,theregionaldisparityinagriculturalcarbonemissionshadadownward,butlimited,trend.Inregardtoagriculturalcarbonemissionsoverthethreeareas,theregionalgapnotonlytendedtodecreasebutalsoshoweda"fourway"differentiationphenomenonintheeasternregion.Thedifferenceinthecentralregiondifferencewasnarrower.Onthewhole,thegapforthewesternregionreducedsteadilyoverasmallrange.

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简介：Near-fieldstronggroundmotionsareusefulforengineeringseismologystudiesandseismicdesign,butdenseobservationnetworksofdamagingearthquakesarestillrare.Inthisstudy,basedonthestrong-motiondatafromtheMw6.6Lushanearthquake,thegroundmotionparametersindifferentspatialregionsaresystematicallyanalyzed,andthecontributionsfromdifferenteffects,likethehanging-walleffect,directivityeffect,andattenuationeffectareseparatedtotheextentpossible.DifferentengineeringparametersfromtheobservedgroundmotionsarecomparedwiththelocaldesignresponsespectraandanewattenuationrelationofWesternChina.Generalresultsindicatethatthehighfrequencygroundmotion,likethepeakgroundacceleration,ontwosidesofthefaultplaneissensitivetothehanging-walleffect,whereasthelowfrequencygroundmotion,likethelongperiodspectralacceleration,intherupturepropagationdirectionisaffectedbythedirectivityeffect.Moreover,althoughtheMw6.6Lushanearthquakeisnotalargemagnitudeevent,thespatialdifferenceofgroundmotionisstillobvious;thus,forathrustfaultingearthquake,inadditiontothehangingeffect,thedirectivityeffectshouldalsobeconsidered.

简介：本文以批评性话语分析理论为基础从词汇和语法两个方面对中日钓鱼岛事件的新闻进行分析,从中可以看出语言是如何为意识形态服务的,传播并强化特定的意识形态。

简介：I.TheproblemoftherelationshipofliandfainancientChineselawBecauseofdifferencesinculture,anindependentlawsystem,theChineseLawSystem,cameintobeingwithitsdifferencesfromotherlawsystemsoftheworld,whicharerepresentedbytheContinentalLawSystem(alsoknownastheCodeLawSystem)andAnglo-AmericanLawSystem(alsoknownasthe

简介：本文以"2015年电子设计创新展会"为视角,对全球微波/射频(RF)用基材产品、技术与市场发展现况,作了报道与综述。

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简介：中关村软件园是中国创新的沃土,是连接全球创新的纽带。2015年10月13日,芬兰顶尖创新创业机构Slush联合中关村软件园、启迪控股、北欧科技园和摩登天空,在北京中关村软件园共同主办了"SlushChina2015(Slush中国国际创新创业大会2015)",将那些有着远大理想和抱负的人聚集到一起,筑起中国与世界间的交流和信任之桥,点亮年轻一代中国人的创业之火,并且建立了一个新的创业生态系统。芬兰驻华大使MarjaRislakki,中关村管委会主任郭洪,海淀区委常委、副区长孟景伟等相关政

简介：民办艺术类高职院校作为我国高等教育多样化发展的必要组成部分之一,在推动文化产业创新发展方面发挥着重要作用。本文对民办艺术类高职院校学生的学习行为进行实证调查,结果发现：学生整体认知能力偏低导致应对学业挑战能力较差;学生自我控制能力较差导致主动投入学习程度不高;专业课程关联程度较大促使合作学习程度整体较高。民办艺术类高职院校应完善课程体系注重培养学生文化素养,激发学习兴趣注重引导学生主动学习,建设生态专业群,注重促进学生合作学习。

简介：要实现文化与旅游的深度融合,就要找准文化与旅游的融合点,开发旅游者可参与的互动型、体验型旅游产品,使游客获得开阔眼界、增长知识、增加文化精神等各种体验。青岛CHINA公社文化艺术酒店通过文化为魂、旅游为径、健康为体,建构自身可持续发展的路径;但目前面临个体力量微薄、市场对其认知滞后、资金缺乏等困难。建议青岛市应从树立标杆、培养人才、政策扶持、资金支持等方面培育文化旅游企业。

简介：西方主流报纸对中国媒体报道的引用情况,是观察中国媒体国际传播能力的重要窗口之一。本文依据2014年1月16日至2015年1月15日英美6家报纸中包含＂China＇spresident＂关键词的报道,并结合过去9年（2005.1.15-2014.1.15）的相关数据,分析发现,西方媒体对中国的关注度以及对中国媒体报道的引用率都有所提高,但是引用态度偏向消极。可见西方媒体对中国媒体报道的信任度有待改善,中国媒体的国际传播能力有进一步提升的空间。