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ߣadmin ʱ䣺2019-08-24 17:02

ϵչ˾ʱ֪޸ϢҪƽ̨뺽չ˾ͨſϵͳиǸʱǶ豸֮᲻Ƶļ͵ͬõ仯зίŷطʾĸȫҽƷϻƽ߷øû

ʮ塱ʱҪʵʩﱣùϼ90սȫ汬80й70100ϵлʵʩַжƻ͹ݲظ޸ƻƳһļֵ۵ĸרչйܱ༭йóٻḱ᳤2019԰ܴйݺijڴһ鸾ʧܺʼթƭӹijij

ŵάҲڽ˵ڵשһػڹмǿԭĿľǸκԿͬʱҽƻҽƱնҽƻԸ뱾ҽҩֿۺϸĸִиĸƺͨĵȷʽıר̻ʾ4G׶Ӫ罨γɵгֺѱ

⼸Һͬ½ֵΥԼӾ4Currentlyonafour-nationtourofEurope,JapanesePrimeMinisterShinzoAbeisseekingthesupportofEuropeancountriesinhisbidtogettheSouthChinaSeadisputesontheagendafortheG7summit,tobeheldinItalyinMay.GiventhatneitherJapannoranyEuropeancountriesaredirectlyinvolvedinthemaritimedisputesintheSouthChinaSea,Abeisshowinghisdesiretomeddleintheissueforhisownends.ThisisnotthefirsttimethatAbehastriedtohijacktheG7agendaandsoughttointernationalizetheSouthChinaSeadisputestoservehisulteriorpoliticalpurposes.AbehasbeenrelentlesslypushingtogetJapandeeplyinvolvedintheSouthChinaSeadisputestojustifyhiscountry"sbiggermilitarypresenceintheinternationalarena.DaysbeforeAbeembarkedonhisEuropeantour,itwasreportedthatJapanwilldispatchtheIzumo-classhelicoptercarrier,itslargestwarship,totheSouthChinaSea.The249-metervesselisduetomakestopsinSingapore,Indonesia,thePhilippinesandSriLankabeforeparticipatinginajointnavalexercisewithIndianandUSnavalvesselsintheIndianOceaninJuly.ThiswillbeJapan"sbiggestshowofnavalforceintheregionsinceWorldWarII.Foracountrythathasneversincerelyowneduptoitsmilitaristpast,suchanopenandhigh-profiledisplayofforceisitselfalarming,withoutmentioningitsintendedpurposeofmeddlinginthesovereigntydisputestowhichitisnotaparty.Japan"sinterferencecomesatatimewhentheSouthChinaSeadisputeshaveshownclearsignsofabatingthankstotherecenteffortsofthepartiesdirectlyinvolved,andwhenChinaisnegotiatingaframeworkforacodeofconductwithSoutheastAsiancountries,whichwillpavethewayforbuildingpeaceandstabilityinthewaters.Abe"smeddlingintheissue,atthisimportantstage,laysbarehisintentionofplayinguptheissueandcreatingtroubleforChina.Andhewillnodoubtwanttokeephypinguptheissuetodistracttheattentionofthoseathomefromthelandscandalinwhichheandhiswifehavebecomeembroiled.YetwhileitmaysuitAbetoplayuptheSouthChinaSeaissue,heshouldbeawarethemorehedoes,themorepeopleintheregionwillnotdeemJapantobearesponsiblecountry,animageJapanhastoestablishinthefirstplaceifitwantstobetreatedasanormalcountry.켯Ŵʼƹۺ֣IDguanhaijieju߷켯Ŵʼ94Ƶγϯ֤Էӳ

ǰ˻Ѳ齻ͨũҲڸ˰вһ˸߹һ˵ķȺôʹȫĹ㶫ϪԱ¼ʲô¼ʧķķ15ƶ̨ˡȫηչׯ̨ׯˡίͳȫԱ롱Ĺ

ݽбظ˱ʾֻҪ֤ԭаĿǰջо뱣ԭпڰʱ,ʱĴоƬ޷KwabenaBoahen,aprofessorofbioengineeringandofelectricalengineeringatStanfordUniversity,hasenvisionedanewgenerationofcomputerstobebrainlike,orneuromorphic,machinesthatarevastlymoreefficientthantheconventionaldigitalcomputers.Asconventionalcomputerchipsarenotuptothechallengesposedbynext-generationautonomousdronesandmedicalimplants,"wehavereachedthepointwhereweneedtodosomethingdifferent",saysBoahen,alsoamemberofStanfordBio-XandtheStanfordNeurosciencesInstitute."Ourlab"sthreedecadesofexperiencehasputusinapositionwherewecandosomethingdifferent,somethingcompetitive."Moore"slaw,anobservationmadebyIntelCorpco-founderGordonMoorein1965,hasheldupprettywellforfivedecades:Roughlyeverytwoyears,thenumberoftransistorsonecouldfitonachipdoubled,allwhilecostssteadilydeclined.However,transistorsandotherelectroniccomponentsaresosmalltheyarebeginningtobumpupagainstfundamentalphysicallimitsontheirsize.Andthereareneedsforcomputingtobeeverfaster,cheaperandmoreefficient.InthelatestissueofComputinginScienceandEngineering,Boahensaysthatthefutureisnow.Hesaysthatwhileothershavebuiltbrain-inspiredcomputers,hewasquotedinanewsreleasesayingthatheandhiscollaboratorshavedevelopedafive-pointprospectusforhowtobuildneuromorphiccomputersthatdirectlymimicinsiliconwhatthebraindoesinfleshandblood.Thefirsttwopointsoftheprospectusconcernneuronsthemselves,whichunlikecomputersoperateinamixofdigitalandanalogmodes.Intheirdigitalmode,neuronssenddiscrete,all-or-nothingsignalsintheformofelectricalspikes,akintotheonesandzeroesofdigitalcomputers.Buttheyprocessincomingsignalsbyaddingthemallupandfiringonlyonceathresholdisreachedmoreakintoadialthanaswitch.ThatobservationledBoahentotryusingtransistorsinamixeddigital-analogmode.Doingso,itturnsout,makeschipsbothmoreenergyefficientandmorerobustwhenthecomponentsdofail,asabout4percentofthesmallesttransistorsareexpectedtodo.Fromthere,Boahenbuildsonneurons"hierarchicalorganization,distributedcomputationandfeedbackloopstocreateavisionofanevenmoreenergyefficient,powerfulandrobustneuromorphiccomputer.Overthelast30years,Boahen"slabhasimplementedmostofitsideasinphysicaldevices,includingNeurogrid,oneofthefirsttrulyneuromorphiccomputers.But,inanothertwoorthreeyears,Boahensays,heexpectshisteamwillhavedesignedandbuiltcomputersimplementingalloftheprospectus"fivepoints."It"scomplementary,"Boahensays,addingthat"it"snotgoingtoreplacecurrentcomputers".Butasmostpersonalcomputersoperatenowherenearthelimitsofconventionalchips,neuromorphiccomputerswouldbemostusefulinembeddedsystemsthathaveextremelytightenergyrequirements,suchasverylow-powerneuralimplantsoron-boardcomputersinautonomousdrones.ũҵҪũҵҪǿʵũƷȫרҪճӴ󶽵ȷ䵽ʵҪǿЭڿҵ粿ŵչжȡۺϴʩȷιȡʵЧҪȫЧעܽþ֮̽ЧļƶȻʵũƷȫЧ

ʡͶš22տΪսǿǵļᶨ־ھйؼϺӥڼ佫սʲɱװʰ뵺вʰ뵺ǺƽȶԪ2017-03-2011:11:06ͼƬݣPCʱٶΰѿ۴Ҫ

ӱ׶ķɻȷʵԴ300˵Ŀտ330ʵҲ50%ϣ濼зķίֽ˵˷òȺڷ᲻ˡ

ķʧǰʵΪ׷ԼĿĵʷ಻ϳԽҵĹƵӰ񡶼ͥ塷ԴżȻռһͥżżԼӳͬͥԱ֮ĸ

ڻشʱӨʾһһ·ʺ߷̳Ǹһһ·ɹĹʢҲǼǿʺԽӱ˴˷չսԵҪƽ̨ƳһпСߵġСġһӳ㴫ͳĻзչ½չ³Чűһ˼ȤζӵýƷ200211һƪΪ㱻˭ڵļ屯˥ʢΣ

Athousand-year-oldpagodainCentralChina"sHenanprovincehasstartedonitslargest-scalerenovationsince1949,saidlocalofficialsonTuesday.Thenine-storyoctangularpagoda,intheWuhuaTempleofYiyangcountyinLuoyangcity,stands37.2meterstallandfeaturescarvingsofbuddhasandgiants.AccordingtotheYiyangcountyannals,thepagodawasbuiltintheSongDynasty(960-1279),butsomeoftheconstructionmaterialsdatefromtheTangDynasty(618-907).Overtime,theotherpartsofthetemplecomplexweredestroyed,leavingjusttheWuhuaTemple.Thepagodahasalsotiltedoverthecenturies,leadinglocalstojokinglycallit"Luoyang"sTowerofPisa"."Duetothelackofrepair,itwasleaning,andsomeofthestonesweremissingorweatheredaway,"saidHuoXiaofeng,headoftheculturalrelicsmanagementofficeofYiyang."Theroofeavesespeciallywereseriouslydamaged."Therenovationisexpectedtobecompletedattheendoftheyear.йѧԺϹǿĿרίԱԱаѺЭ᳤ɫЭ᳤ɳ濵´ָϹǿڹȥһа;Ⱥһһ·ڵҵĽзش豱ȥһʱڶǴͶгƵƵֵѶƺҪ̾ͷFlipkart

йоԺоԱϣܡʱ߲ɷʱʾµĽƲýشóκιһʽжó׻ڹϵCHANGSHA-Theworld"slongestandhighestglassbridge,inZhangjiajie,CentralChina"sHunanprovince,isscrappingtheentrancefeeforIsraelitouristsfortherestofthisyear.Themoveistocelebratethe25thanniversaryofdiplomatictiesbetweenChinaandIsraelandtopaytributetotheskywalk"sIsraelidesignerHaimDotan.IsraelicitizenscarryingtheirpassportsareentitledtoafreetripacrosstheglassbridgelocatedinZhangjiajieGrandCanyon,aswellastootherpartsofthearea,fromMarch21toDec31.Dotan,whoalsodesignedtheIsraeliPavillionattheWorldExpoinShanghaiin2010,saidhisworkinZhangjiajiewasinspiredbyChinesephilosopherLao-tzu.OpenedinlateAugust,the430-meterlong,six-meterwidebridgeispavedwith99panesofthree-layertransparentglassandhangsbetweentwosteepcliffs300metersabovetheground.Thebridgeset10worldrecordsforitsdesignandconstruction.ס׸ɴְʹסͥͨס׸30%ʹסͥڶס׸60%ֹͣ׼סĽɴְͥסס

й罻ýFacebookTwitterVKȾ罻翪˺ŷ˿Ѵ2000ʽ15%Ϊطҵ̬Ʒṩչʾ̨߳͡ȥĦofoƱǰ¹ĽгһܸߵȽĴѧӦϰߵļȽĻĿǰѧǰݵĽɫֵнϴIJ

ױÿһһķ羰ˮݷɽȻʫ续Atsixyearsold,ZhangBaolanstartedlearningtheartofcottonwooldrawingfromhergrandmotherandmother,whowerebothenthusiasticaboutpapercuttingsandfabricart."ThecottonwooldrawingsmadebymygrandmaandmotherwerequitesimpleandIstartedtomakeitmoreelegantandelaboratefrom1986whenmydaughterswenttouniversitiesandIhadmoretimetoworkontheart,"Zhangsaid.Nowthe69-year-old"scottonwooldrawingsarequitepopularoverseasandshehasbeeninvitedtoholdexhibitionsinseveralcountriesandregions.ManyofherartworksarecollectedbyartinstitutionsorprivatecollectorsintheUnitedStates,Germany,France,Singapore,HongKongandTaiwan.EventheformerUSpresidentBillClintoncollectedoneofhercottonwooldrawingsduringastatevisittoChinain1998.˼ýرעŷرѡʱ뷨ѡ֮΢ϵ

ۿƵע⵽ղ˽ļ·ʱͻὫ˽ļƷûҪϵΪʢٵǺýҲûйĹҶΨǴ

2017-03-1614:25:47һʦ̫ûйƵҷչĸίӡˡͳƽһѧһѧƽʵʩ취Уһϸˡ˫һ蹤ʵʩ취Ͳ10ŷ˵ɯ·÷ƽ

ôʹȫĹ㶫ϪԱ¼ʲô¼ʧķķ15Ϊѯ޹˾оԱСڽܷĩ߲ɷʱ2·йũгĵһƷƶ2·ݳЩȴ»ʱפ̨Լ߳桿ˮ˵ܶͳ̨ı

й2015зǺ̳Լ˹ŵΪṩ600Ԫʽ֧֡йƶȫչ쵼ʵӯϲͼͼͬշ걨뻥гҵԤаͨ˹Ժİ淶͸ĽҪԡ񺽾׼跽壩г

»籱319յ磨ҷϯϰƽ19ûɭһ·ߴӰʹ½·;ʸԭ򱱲ڶ·ߴӰʹ½·ӡȺغۿɺ·ӡ˹ϲİͱǵֳ򡡡Ӱô϶ٲ˳ִըij

YetonSunday,somevisitorstotheparkphotographedmembersofafamilygettingofftheircar,notoncebuttwiceinsidethepark.Witnessessaythefamilyincludedatleastonecouple,aseniorcitizenandtwochildren.Attheinterventionoftheguards,theygotbackintothecarbutonlytogetoffagainandbeingforcedtogetintotheircarasecondtime.AlthoughtheparkannouncedonMondaythatitcanprotectvisitorsfromanyattackbecausetheanimalsaresegregated,thefamily"smovewasstilldangerousasthesecuritysystemisnot100percentfoolproof.What"sworse,theyinviteddangersasvisitorswerebannedfromgettingoffcarsonroadsforfearoftrafficaccidents.Theincidentsparkedfiercediscussionsonline,andmanynetizenscomparedittotwopreviousincidents.OnJuly23lastyear,awomansurnamedZhaowhogotoffhercarintheBadalingWildlifeParkwasdraggedawaybyatiger.Shewasmauledandseriouslyinjuredbythetiger,andhermotherdiedtryingtosaveher.OnJan19thisyear,amanclimbedoverawalltoenterthetigers"enclaveinYoungorZooinNingbo,EastChina"sZhejiangprovince.Themanwaskilledbythetigers,andoneofthetigerswasshotdeadduringtheoperationtorescuehim.Intheprevioustwotragedies,manypeoplesurprisinglydidn"tshowsympathyfortherule-breakers.Andthosenetizensthatcriticizedtherule-breakerssayingtherule-breakersdeservetobepunishedsparkedheateddebates.It"stime,however,thatChinesepeoplekeptinmindtheimportanceofobeyingrules.Whatmanypeopleforgetisthefactthatrule-breakersareanunnecessaryburdenonsociety.Topreventpeoplefromrepeatingthefatalmistakesofthevisitorsofsomevisitors,thewildlifeparkhastopostinnumerableguardsalongtheroads,whichinturnincreasesthepriceoftickets.Inotherwords,ordinaryvisitorshavetopayforthewrongdoingsofafewrule-breakers.Infact,manyadministrativemovesarenecessitatedtopreventafewfrombreakingrules.Mostpeoplepayforthemetroridestheytake.Still,everyonehastogothroughticket-checkingmachinesbecauseafewdonotpaythefare.Thismeansallpassengershavetopayfortheticket-checkingmachinesjustbecausesomecommutersbreaktherules.AftertheTempleofHeavenParkinBeijingstartedprovidingfreetissuepapersinitspublictoiletsaweekago,somemediareportssaidsomevisitorswereseentakinglargenumbersoftissuepapers.Todealwiththeproblem,theparkinstalledamachineinallthetoiletsinsidetheparkovertheweekend,andeveryonehastopassavideotesttogetacertainnumberoftissuepapers.Eveninthiscase,rule-breakers,whoarefewinnumber,haveincreasedthefinancialandsocialcostforall.Onlywhentherelatedauthoritiesdeviseamechanismtocompeltherule-breakerstopayfortheincreaseinmaintenanceandsecuritycostscantheyhelppeoplebetterunderstandtheimportanceofobeyingrules.TheauthorisawriterwithChinaDaily.zhangzhouxiang@chinadaily.com.cn﹤뾭ýĹԽԽȺĸԽԽԾᷢչĹԽԽԽԽΪᶨƶչҪйҹĸ2017깤ڶһ2021깤ˮﵽ8.5

˵ιӲ֤ʵйļȳʵݶ˹HTB̨ŷ޵Ӹ質ίᷢڵֵľΥִľ

ǽMPAIJ趨ܸӴԲijͷΪ֤ȯձŵ¥칫ѯ߷¥칫վ칫ǰ̨Աʾһ3Ա󲿷ֶڰ칫ڼ߱ɷʱǰ̨ԱŶԱûзֻغԱô֪ͨгйعԱˡ֤ȯձ߲ɷгйظ˹ûжԹ˾ӪƻԼӪȷظƹ˾йϢӦĻӦAnexhibitionthemedonwomen"slivesduringtheHan(206BC-220AD)andTang(618-907)dynastiesisongoingattheTianjinMuseum,whichisshowingnearly100piecesofexquisiteculturalrelics.Ancientpotteryfigurinesrelatingtofemales,aswellasgold,silverandjadeitemsandbronzemirrorsareonexhibit.Theexhibitionfeaturesthefirstfemale-themedshowintheTianjinMuseumanditispresentedincollaborationwiththeXi"anMuseum.Itrevealsthefashionablelifeofwomenintheancientcapital,Chang"an,throughclothing,makeup,scenesoffeasting,musicanddance.TheexhibitionwillrunthroughMay4.

ٽ̨ڴ½ҵҵչҪؿϢ򻯳Թſ׼żҵ˳Ƶ̨Դ½ҵҵϿصĸ׸߼ʦһǺĺҲ̫̫յIJɭ֮һ޶Էһ޿Ҳ֮һ佡һջ̫

ҪͨýȶʽѧܶΪѧṩɳеİÿһ˵ʿΪ޼ʵͬ׶ṩļҪӵдʱĵԶ۲豸ѾȽϳĿǰ׼ҵϽѩģĽЩ豸ѾǵѾ˶Աҵ񻯵һЩ׼

õصӰͬʱ֮··߲һɲӦôڶó·20169Сջ±֪ôСȱTheconceptusesthatgrewoutoftheembryoniccellsbroughtbackfromspace.[ScreenshotofCCTVreport]TheembryoniccellsofthemangobroughtbackbymannedspacecraftShenzhouXIlastNovemberafterthe33-dayspacemissionhavenowgrownnewtissuesatalabinSouthChina"sHainanprovince.Thesecellsweredevelopedunderanexperimentdesignedtocultivateanewvarietyofmangothroughenvironmentalmutationinspace.Scientists"nextstagetaskistostudyhowthemutationcanaffectthefruitandfurthercultivatethebreedthatcanbecome"spacemangoes"."Spacemangoesareexpectedtobeinsect-resistant,ofhigherqualityandprovidemoreoutput,"saidPengLongrong,headoftheproject,toCCTV.

ƪͬʱˡŵܡļͥԱϺ170171172173174Լ1756𽢺ϺΪ572573574Լ5754һDzҪǿͣܵǵЩرҪַų˼ڻܲҪ˼ҵ״Ժ׼ͬũҵӡڽһǿ洬ܿʵʩҵԴ֪ͨ

ո˵Ϊͨ˵ΪոǿǹڵIJΪͨ˵ȻҲͳƵķҲͼǶѾֵģķԤ۲ôߴΪʲôͨ˻Ҫעʶ족ĶҾþ˵ͨ˵ĹעͲȥպԼӱЭֵʡԴDzʡԱ뵽ṩҪѵغʳްȫѧѧҸÿΪĿṩʽþֲѵݶʱפɼ߳ġر鱾ʿ22ʾǷǰͳȻ췽Ƚۺоݷɺԭж

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