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189 个结果
  • 简介:聆听光碟,把你听到的英文字母涂掉,用剩下的字母组成一句句子,让它告诉你这男孩该怎样做。

  • 标签: 小学 英语 课外阅读 阅读材料
  • 简介:Thispaperproposesatechniquetomitigatethevoltageunbalanceissuecausedbythehighpenetrationofphotovoltaic(PV)systemsintothelowvoltagedistributionnetworks(LVDN)usingasinglephaseenergystoragesystem(ESS).TheESScomprisesabi-directionalpowerflowinverterandabatterybank.Thesystemiscapableofabsorbingtheexcesspoweranddeliveringpowertothenetworkinordertokeepthevoltageunbalancefactor(VUF)belowthestatutorylimitof1%.Investigationsarecarriedoutintheexperimentalsmall-scaleenergyzone(SSEZ).TheexperimentalresultsdemonstratethattheESSiscapableofmitigatingtheVUFofthenetwork.

  • 标签: 低压配电网络 电压不平衡 光伏系统 ESS 平衡问题 储存系统
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  • 简介:时隔两年再度回到大家视线的申敏儿,对于新作《阿娘使道传》有着满满期待和勃勃野心。对于首次触电古装剧,她也觉得虽辛苦但有趣。

  • 标签: 音乐 歌手 个人专辑 单曲
  • 简介:时隔一年,KARA带着四辑《FullBloom》华丽归来,不论是英伦风的帅气英姿还是华公主装的华贵装扮,她们用五人五色全面绽放属于KARA的舞台。

  • 标签: 音乐 歌手 个人专辑 单曲
  • 简介:迈克尔绝非等闲之辈.他总是那么乐观,总能看到事物积极的一面。在工作中,假如有人问他“你最近好吗?”.他就会说:“太好了.简直没的说。”

  • 标签: 高中 英语 课外阅读 阅读材料
  • 简介:JointlysponsoredbytheChineseMinistryofEnergyandtheCanadianFederalDepartmentofIndustry,ScienceandTechnology,Sino-CanadianseminarsonhydropowertechnologywereheldinsuccessioninBeijing,ChengduandKunmingbetweenNovember18-27.Morethan200expertsat-tendedtheseminarsrespectively.Inthecourseofeachseminarheld,ChineseparticipantsreviewedwithinterestCanadianprac-ticesandsomeoftheuniquetechnologiesdevelopedintappingtheirhydropotentialsoveryearswhileinthemeantimeChinesecounterpartsalsohighlightedthehistoric,currentandfuturepro-grammeforhydropowerdevelopmentinChina.AsindicatedinhisopeningspeechbyMr.LuYoumei,ViceMinisterofEnergy,

  • 标签: SEMINAR Minister Canadian gramme Chengdu SUCCESSION
  • 简介:HaveyoueverheardofAgathaChristie,anexcellentwriter?AgathaChristieis,withoutadoubt,themostfamousmystery1intheworld.Herbookshavebeentranslatedintomorethan100languages.All77novelsandstorycollectionsshewrotearestillonthemarket25yearsafterher2.AgathaChristiewasbornin1890inasouthwestEnglandseasidetown.She3averycomfortablechildhoodinabighousewithplentyofservants(仆人).Agathawasknown4animaginativechild.Withhersisterandbrotherawayatschool,sheoftenplayedalone.Shepassedthetimeby5upstorieswhichshetoldtoherself.

  • 标签: UNIT 12 LIFE IS full of
  • 简介:Asanon-standardcoreequipmentofthe-101℃classrectisolunit,thehydrogensulfide/carbondioxideabsorberfabricatedbytheWuhanDonghaiHeavy-dutyPetrochemicalEquipmentManufacturingCompanyhassuccessfully

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  • 简介:Lowpoweraddercircuits,SERF,10T-Ⅰ,10T-Ⅱ,10T-Ⅲandacomplementaryadder(28T)atphysicallayoutlevelareevaluated.Simulationsbasedontheextractedaddercircuitlayoutsareruntoassesshowvariouscircuitsetupscanimpactthespeedandpowerconsumption.Inaddition,impactsofoutputinvertersonthecircuitperformanceofmodifiedSERFand10Taddersduetothresholdlossproblemarealsoexamined.Differencesamongtheseaddersareaddressedandapplicationsoftheseaddersaresuggested.

  • 标签: CMOS 全加法器 28T加法器 电路图 评价
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  • 简介:Ionchannelsareessentialforcellularsignaling.Voltage-gatedionchannels(VGICs)arethelargestandmostextensivelystudiedsuperfamilyofionchannels.Theypossessmodularstructuralfeaturessuchasvoltage-sensingdomainsthatencircleandformmechanicalconnectionswiththepore-formingdomains.Suchfeaturesareintimatelyrelatedtotheirfunctioninsensingandrespondingtochangesinthemembranepotential.Inthepresentwork,wediscussthethermodynamicmechanismsoftheVGICsuperfamily,includingthetwo-stategatingmechanism,sliding-rockingmechanismofthevoltagesensor,subunitcooperation,lipid-infiltrationmechanismofinactivation,andtherelationshipwiththeirstructuralfeatures.

  • 标签: Ion channel GATING mechanism MEMBRANE potential