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28 个结果
  • 简介:TodaywepresentevidencewhichsuggeststhatChinaisbuyingfewerUSdollar(USD)assetswithitsnewFXreserves.Wedonotmakethisclaimlightly.OfficialTreasuryInternationalCapital(TIC)systemdataonChina'sUSTreasuryand

  • 标签: 欧洲 采购系统 国际资本 中国 TIC 财政部
  • 简介:PromotingconsumptionisawisemovetodealwiththeinternationalfinancialcrisisSincetheinternationalfinancialcrisisbrokeoutinsecondhalfof2008,Chinahadadjusteditsmacro-economicpoliciesaccordingly.Againstanunfavorableeconomicenvironment,Chinesegovernmentdecisivelydeterminedto'expanddomesticdemand'inorderto'guaranteeeconomicgrowth'justatthemomentthecrisisbegan.TheinternationalfinancialcrisissourcedintheUnitedStates,butitcertainlywouldhaveanimpactallaroundtheworld

  • 标签: 消费 宏观经济政策 金融危机 经济环境 扩大内需 经济增长
  • 简介:针对在异乡的游子和独守家乡的父母,设计师Bedetti设计了这款DistanceLess。它其实相当于远程视频监控,子女可以通过手机或电脑等智能设备远程监控。同时,它可以存储记录视频,将视频和图像放大在墙上,也试用于有阿尔兹海默的老人,帮助他们记住家人。

  • 标签: 视频监控 远程监控 LESS 设计师 电脑 存储
  • 简介:Inthispaper,wewillexploretheessenceofthephenomenonthatstatewithlessentanglementmaygenerategreaterBellviolationinthetwo-qubitBelltestswithCH-typeinequalities,i.e.,morenonlocalitywithlessentanglement.Wewillshowthatthisinterestingbutcounterintuitivephenomenoniscausedbytherotationalasymmetryofthenonmaximallyentangledstateinthemeasurementplane.Thisasymmetryallowstheboth-sidedetectionprobabilitiesandtheone-sidedetectionprobabilitiesobtaintheirmaximalvalueswithnonmaximallyentangledstate.ButthemaximalBellviolationmaynotalwayshappenonnonmaximallyentangledstate,becausetheseprobabilitieswillcompetewitheachother,andtheBellviolationbehavesdiferentlyforvariousCH-typeinequalities.

  • 标签: 非最大纠缠态 贝尔 非局域 测试 检测概率 违规现象
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  • 简介:在英语中,有些短语从结构上看很相似,但在意义上却并不一样,如morethan,more..,than///nomorethan,notmorethan///nomore..,than,notmore..,than//nolessthan,notlessthan等,这些短语的用法可从以下几个方面进行对比记忆:

  • 标签: 对比记忆 短语 用法 区别 英语 意义
  • 简介:Developmentofalow-carboneconomyandreductionofcarbonemissionsisthetrendoffutureglobalsocio-economicchange,andtheonlywaytomitigateclimatechangeundertheframeworkofsustainabledevelopment.Basedontheconceptofalow-carboneconomy,theauthorattemptstofindawayforunderdevelopedregions,whichcansatisfytheirowndevelopmentwithoutincreasingthepressureonthelocalenvironment.TakingGuizhouSuiyangasanexample,thesolarpowerdesignedinthelandapplicationprovidesalow-carboncasestudyofunderdevelopedareastosolvetheissueofpowersupply.

  • 标签: 欠发达地区 太阳能发电 社会经济 低碳 应用 可持续发展
  • 简介:Probesaretheinterfacebetweenmicrosystemsandbio-cells.Theidealinterfaceisone-to-oneinterface.Thoughvariousresearchgroupshavebeenabletoestablishsomesortofinterfacesaftermanyyearsofresearch,theyareverycrude.Neuronsaremillionsinnumbers,whereastheprosthesessuccessfullybuiltsofarhaveonlyafewhundredprobesatbest.Creatinganef-fectiveinterfaceisstillfaraway.Thoughwehavemicro-andnano-technologies,wecouldn’tbuildaprosthesiswithaneffectiveresolution.Mainreasonsbehinditarethetypeofprobebeingusedandthepoordesignoftheprobe.Toaddressthisproblem,wedevelopedamethodologytodesignaprobeandanarrayofprobeswithbetterresolutionandlessresistivedonutprobe.Thismethodologyhelpsustodesignaprobeoptimizingalltheparameters.Wepresentedourmethodologythroughadesignthatiscapableof70μmpenetrationinsidethetissue.Thetissueheatingbyourdesignedprobeisonly0.411°C.Wealsocharacterizedthedonutprobe,whichcouldbeusedbyanyresearchgrouptodesignadonutprobeoftheirspecificneed.

  • 标签: donut PROBE RESOLUTION METHODOLOGY RETINA PROSTHESIS
  • 简介:Cisplatin,awidelyusedanticancerdrug,damageshaircellsincochlearorganotypicculturesatlowdoses,butparadoxicallycauseslittledamageathighdosesresultinginaU-shapeddose-responsefunction.Todetermineifthecisplatindose-responsefunctionforvestibularhaircellsfollowsasimilarpattern,wetreatedvestibularorganotypiccultureswithdosesofcisplatinrangingfrom10to1000μM.Vestibularhaircelllesionsprogressivelyincreasedasthedoseofcisplatinincreasedwithmaximumdamageoccurringaround50–100μM,butthelesionsprogressivelydecreasedathigherdosesresultinginlittlehaircelllossat1000μM.TheU-shapeddoseresponsefunctionforcisplatin-treatedvestibularhaircellsincultureappearstoberegulatedbycoppertransporters,Ctr1,ATP7AandATP7B,thatdose-dependentlyregulatetheuptake,sequestrationandextrusionofcisplatin.

  • 标签: CISPLATIN OTOTOXICITY Copper transporters VESTIBULAR ORGANOTYPIC
  • 简介:Owingtoacertainangleexistingbetweenabeltconveyorandtheparallelhoppers,andthehopperslocalizingawayfromthecenterlinesofablastfurnace,particlessizesegregationislikelytohappeninabell-lesstopblastfurnacewithparallelhoppers.Masteringthelawofparticlessizesegregationinhopperscouldhelptochoosebetterchargingparametersandoptimizeproductionandtechnicalindices.Asforthepreviousworksonburdensegregationatabell-lesstopblastfurnacewithparallelhoppers,moreattentionwaspaidtothefallingpointsegregationandthecircumferentialmassflowsegregationwhilechargingfromthetiltingchute,butignoringtheparticlesizesegregationinburdenhoppersasburdenfallsfromabeltconveyor,whichistherightbasisofanalyzingtheformer,andplaysasignificantroleincontrollingthegasdistributionintheblastfurnace.Thepresentworktakesternarymixturesofcokeinthreedifferentparticlesizestosimulatethesizesegregationofthecokechargedintothehoppersbyexperiments.Theeffectofthemainstrikingpointonsizesegregationisalsoinvestigated.TheresearchshowsthatthereexistsagoodlinearrelationbetweensegregationcoefficientkandthedimensionlessmainstrikingpointwhenusingtheequationC=C0ktoexpressthedegreeofsizesegregationinhoppers.Thelinearrelationisproposedforthefirsttimeandprovidesanewwaytopredictthesizesegregationinhoppers,whichformsatheoreticalbasisandtechnicalsupportforreducingthesizesegregationdegreeinhoppers.

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  • 简介:远侧更少(Dll)基因是在大多数後生动物并且在所有调查节肢动物组的代表是在场的homeodomain抄写因素。在果蝇,最好学习了昆虫,Dll处于良好的竟技状态腿,天线和analia的proximodistal轴起一个必要作用,并且在指定antennal身份。在在果蝇胚胎的中间侧面的区域的房间的簇的Dll表示的开始代表手足的最早基因的标记。Dll基因涉及外部神经系统和敏感机关的发展,并且他们也在一些昆虫系作为黑色素沉着的主人管理者工作。这里,我们分析六只昆虫,线虫Caenorhabditiselegans和人的完全的染色体在数据库可得到的现代人,以及多重的Dll序列以便检验这些基因的结构和蛋白质特征。我们也在昆虫和蜘蛛上与强调考察节肢动物Dll基因的函数,表达式,规定和进化。

  • 标签: 基因组结构 昆虫 同源基因 蜘蛛 远端 节肢动物类群
  • 简介:Inthispaper,wehaveinvestigatedtheproblemoftheconvergencerateofthemultipleintegralwheref∈Cn+1([0,T]n)isagivenfunction,πisapartitionoftheinterval[0,T]and{BtHi,π}isafamilyofinterpolationapproximationoffractionalBrownianmotionBtHwithHurstparameterH<1/2.ThelimitprocessisthemultipleStratonovichintegralofthefunctionf.Inviewofknownresults,theconvergencerateisdifferentfordifferentmultiplicityn.Undersomemildconditions,weobtainthattheuniformconvergencerateis2Hinthemeansquaresense,whereisthenormofthepartitiongeneratingtheapproximations.

  • 标签: HURST参数 分数布朗运动 收敛速度 积分函数 CH型 BTH
  • 简介:Withthemulti-tierpricingschemeprovidedbymostofthecloudserviceproviders(CSPs),theclouduserstypicallyselectahighenoughtransmissionserviceleveltoensurethequalityofservice(QoS),duetotheseverepenaltyofmissingthetransmissiondeadline.Thisleadstotheso-calledover-provisioningproblem,whichincreasesthetransmissioncostoftheclouduser.Giventhefactthatcloudusersmaynotbeawareoftheirtrafficdemandbeforeaccessingthenetwork,theover-provisioningproblembecomesmoreserious.Inthispaper,weinvestigatehowtoreducethetransmissioncostfromtheperspectiveofcloudusers,especiallywhentheyarenotawareoftheirtrafficdemandbeforethetransmissiondeadline.Thekeyideaistosplitalong-termtransmissionrequestintoseveralshortones.Byselectingthemostsuitabletransmissionservicelevelforeachshort-termrequest,acost-efiqcientinter-datacentertransmissionservicelevelselectionframeworkisobtained.Wefurtherformulatethetransmissionservicelevelselectionproblemasalinearprogrammingproblemandresolveitinanon-linestylewithLyapunovoptimization.Weevaluatetheproposedapproachwithrealtrafficdata.Theexperimentalresultsshowthatourmethodcanreducethetransmissioncostbyupto65.04%.

  • 标签: TRAFFIC uncertainty inter-datacenter TRANSMISSION MULTI-TIER PRICING