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20 个结果
  • 简介:Scientistshavesucceededinorganizingsphericalcompartmentsintoclustersmimickingthewaynaturalorganelleswouldcreatecomplexstructures.TheymanagedtoconnectthesyntheticcompartmentsbycreatingbridgesmadeofDNAbetweenthem.Thisrepresentsanimportantsteptowardsthe

  • 标签: 细胞器 自然 模仿 化学家 结构方式
  • 简介:LadiesandGentlemen:Todiscussthedevelopmentorientationoftheoilindustryundernewcircumstances,JCCPhasdecidedthetopicofthisyear'sIntemationalSymposiumas"TheDevelopment&Har-monyoftheOilindustryontheGlobalView".Thistopicreflectsthecommonwishbytheglobaloilcommunitythatenvironmentimprovementandsocialresponsibilityshouldgohandinhandwiththedevelopmentofoilindustry.

  • 标签: 清洁能源 环境保护 石油工业 工业发展
  • 简介:IntroductionInteachingEnglishteachersaccepttheviewthatreadingskillsareimportant.AtpresentinChina,however,theteachingofreadingis,byandlarge,unsatisfactory.Onereasonforthis,Ithink,isthatcurrenttextbookslackappropriatetasksdesignedtoteachreadingskills.Thispaperwillthereforefirstevaluatethetextbooktypicallyused,thenlookatwaysofcreatingtasksandfinallyofferexamplesoftaskscreatedfromteachinginaChineseseniormiddleschool.

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  • 简介:2012isayearofelectionsthroughouttheworldandinNortheastAsiancountriesinparticularmarksayearofshiftsinleadership.WillthenewleaderschangepreviouspoliciestowardstheKoreanPeninsula?Howextensivewilltheseadjustmentsbeandinwhatdirectionwilltheylead?Suchquestionspointtomajorchangesin2012.

  • 标签: 东北亚国家 不确定性 朝鲜半岛
  • 简介:在2008年第10期《黑客防线》中的《winsockI/O方法之cAsyncselect模型》文章中,我们提到CAsyncSelect模型需要向指定窗El发送消息并注册与消息相关的网络事件以及对应的消息相应函数。而在2009年第1期的(《黑客防线》中的《远程控制软件编程之多用户显示》一文中,

  • 标签: 编程 CSOCKET类 派生函数
  • 简介:Thepropertiesofnanoparticlesareoftendifferentfromthoseoflargergrainsofthesamesolidmaterialbecauseoftheirverylargespecificsurfacearea.Thisenablesmanynovelapplications,butpropertiessuchasagglomerationcanalsohindertheirpotentialuse.Bycreatingnanostructuredparticlesonecantakeoptimumbenefitfromthedesiredpropertieswhileminimizingtheadverseeffects.Weaimatdevelopinghigh-precisionroutesforscalableproductionofnanostructuredparticles.Twogas-phasesynthesisroutesareexplored.Thefirstone-coveringnanoparticleswithacontinuouslayer-iscarriedoutusingatomiclayerdepositioninafluidizedbed.Throughfluidization,thefullsurfaceareaofthenanoparticlesbecomesavailable.Withthisprocess,particlescanbecoatedwithanultra-thinfilmofconstantandwell-tunablethickness.Forthesecondroute-attachingnanoparticlestolargerparticles-anovelapproachusingelectrostaticforcesisdemonstrated.Themicron-sizedparticlesarechargedwithonepolarityusingtribocharging.Usingelectrospraying,asprayofchargednanoparticleswithoppositepolarityisgenerated.Theirchargepreventsagglomeration,whileitenhancesefficientdepositionatthesurfaceofthehostparticle.Whiletheproposedprocessesoffergoodpotentialforscale-up,furtherworkisneededtorealizelarge-scaleprocesses.

  • 标签: 纳米粒子 工艺开发 气相 可扩展 比表面积 合成路线
  • 简介:<正>Theyear2014istheChina-RussiaYearofYouthFriendlyExchanges,whichwasjointlyinitiatedbyPresidentXiJinpingandPresidentPutin.EntrustedbytheAllChinaYouthFederation,Prof.LiuLin,PresidentofBeijingCityUniversityheadeda24-memberChinaYouthDelegationtopayafive-dayvisittoVladivostok.Thedelegation,

  • 标签: RUSSIA VISIT YOUTH DELEGATION headed jointly
  • 简介:<正>Intheeraofmultipolarizationandeconomicglobalization,millionsofNGOsarethrivingworldwideandplayingagreatroleinthefieldsofenvironmentprotection,povertyalleviation,charityandmedicalservice.Theyhaveformeda

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  • 简介:虚拟现实技术(VR)近几年来已成为信息技术领域研究开发的热点。中国古代祠堂的虚拟仿真系统的实现综合利用了3DSMax和MultiGenCreator/Vega软件各自的优点,可以更好地对中国古建筑和自然景观进行异地漫游、体验中国古建筑,弥补传统文物展示与保护方法的不足,同时也为中国古建筑的数字化保护领域提供一条可行路线。

  • 标签: 虚拟现实 古建筑 三维建模 VEGA
  • 简介:YangWenzhuang,male,Hannationality,borninAugust1964,MasterofPublicAdministrationfromCentralPartySchool.September1984toJuly1988:Student,NewsDepartment,Beijing

  • 标签: 副主席 家庭 中国 公共管理
  • 简介:GeneralSecretaryXiJinpinghasrepeatedlyemphasized,quotinganancientsaying,thatFriendship,whichderivesfromclosecontactbetweenthepeople,holdsthekeytosoundstate-to-staterelations.Socialorganizationsandvariousothernon-governmentalentitieswhotakepartininternationalaffairsinassortedformscanplaypositiverolesinstrengtheningpeople-to-peoplebondsandsocialbasisofstaterelations.SichuanProvincehasgivenfullplaytotheadvantagesofitslocalspecialresourcesandembarkedonaroadofpeople-to-peoplediplomacywithSichuancharacteristics.

  • 标签: Xi Jinping emphasized FRIENDSHIP