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139 个结果
  • 简介:Thispaperdiscusseshowtoimplementcommunicativelisteningortheintegrationoflisteningandspeakinginthelisteningclass.Itsuggeststhatthecurrentthree-stagepracticeinthelisteningclassshouldbemodifiedbyaligningtheobjective,theinputandthetaskforeffectivelistening/speakingintegration.Itpointsoutthat"communicativelistening"shouldmeetthelearners"communicativeneeds"anddemonstratestherelevanceofinputauthenticity,cooperativelistening,andthediscourseperspective/genreapproachforthispurpose.PracticalsuggestionsaremadewithreferencetotheGradedTestsforEnglishMajorsBand4andBand8.

  • 标签: 气至 例句
  • 简介:Thispaperpositsthedesirabilityofashifttowardsaholisticapproachoverreductionistapproachesintheunderstandingofcomplexphenomenaencounteredinscienceandengineering.Anargumentbasedonsettheoryisusedtoanalyzethreeexamplesthatillustratetheshortcomingsofthereductionistapproach.Usingthesecasesasmotivationalpoints,aholisticapproachtounderstandcomplexphenomenaisproposed,wherebythehumanbrainactsasatemplatetodoso.Recognizingtheneedtomaintainthetransparencyoftheanalysisprovidedbyreductionism,apromisingcomputationalapproachisofferedbywhichthebrainisusedasatemplateforunderstandingcomplexphenomena.Someofthedetailsofimplementingthisapproacharealsoaddressed.

  • 标签: 工程 科学 整体论 复杂现象 还原方法 还原论
  • 简介:WhilepronunciationinstructionisgoingthroughsomerevolutionarychangeintheinternationalTESLfield,mostteachersinChinastillkeeptothetraditionalapproach,whichisbelievedtogiveprioritytothewrongaspectsofpronunciation.Thispaperaimstohelpteachersupdatetheoreticalknowledgeandbeliefsaboutpronunciationteachingand,throughareasonableintegrationofvariousfindings,searchforwaystoimprovetheeffectivenessofpronunciationteachingatthetertiarylevelinChina.

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  • 简介:我们都听说过态度的力量,也知道正是我们的态度决定了我们在生命中会有多成功i如果你看看周围,你就会发现那些以积极的态度享受生活的人们,比那些暴躁和悲观的人更开心而且更成功。我们的态度是我们生命中的动力一宅可以推动我们做伟大的事情,也会把我们带向灭亡……

  • 标签: 高中 英语 课外阅读 阅读材料
  • 简介:Spread-sale,spreadingsalesnationwidethroughvariouschannels,asamarketingmethod,hasbeenintroducedtoChinasincetheearly1990s,andismovingtowardsstandardization.Tobringspread-saleundergovernmentsupervision,theMinistryofInternalTradedraftedtheManagementProvisionsonMultipleSpread-sale(forsolicitingopinions)in1994,aimingtostrengthenthelegalmanagementandinternalcontrolofthespread-salemarket.InAugust1994,the

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  • 简介:Steelplaysavitalroleineveryfacetofourlife.LikeDNAinourbody,steelplaysacrucialroleinthedevelopmentofanysociety.Frominfrastructure,defence,transportation,research&developmentandevenindaytodaylife,everywheresteelisused.Percapitaconsumptionofsteelistreatedasanimportantindexforthesocioeconomicdevelopmentofanycountry.Therapidandcontinuinggrowthofsteelindustryduringlastfewdecadesbearstestimonytotheindispensabilityofsteelasavitalresourceforeconomicdevelopment.Thoughsteelasaproductisecofriendly,theprocessofmakingsteelisassociatedwithlotofenergyandenvironmentalramifications.AccordingtoInternationalEnergyOutlook2009,ironandsteelindustryaccountforabout20%ofthetotalindustrialenergyconsumption.Hencethisindustrialsectorcanplayapivotalroletoinfluencetheenergyandenvironmentalscenarioofanycountry.Asaresponsiblecorporatecitizen,SteelAuthorityofIndiaLimited,thelargeststeelproducerinIndia,hastakenvariousinitiativesovertheyearstowardstheprotectionofenvironmentandreductioninenergyconsumption.Thishasresultedinthereductionofenergyconsumptionbyalmost15.45%overaperiodoflast10years.Theinitiativeisalsoevidentinthecompany’sgrowthplanwhichaimsatalmostdoublingtheproductioncapacityinthenearfuturefromtheexistinglevelof13.5Mt/a.ImplementationoftateofitleanechnologieslikeCDQ,TRT,andwasteheatrecoveryfromsinterplants,maximizingCDI&CTIinblastfurnaces,augmentationofpollutioncontroldeviceswithmoreefficientequipmentareontheanvil.Thesereaffirmourcommitmentsforcleanandsustainableenvironment.ThispapergivesanoverviewoftheeffortstakenbySAILovertheyearsforenergyconservationandenvironmentalprotectionwithspecialemphasisonafewprojectslikebyproductfuelforpowergeneration,useofenergyefficientburners,maximizingtheuseofthyristorsinplaceofmotorgenerators,cokedryquenchin

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  • 简介:TheimplementationofJapanesepost-warpoliciestowardsChinahasbeenthroughagraduallyshiftingprocess,chronologicallygoingfrompoliciesofanti-Chinasentiment,friendlycooperationandacombinationofcautionandcooperation.UnderthecontextoftheseadjustingpoliciestowardsChina,thenationalpoliticalenvironmentandtheAmericanpowerofdiscoursehavebothsignificantlyaffectedJapaneseauthorities.Atthesametime,commoneconomicinterestandcautionconcerningChina’scompetitivenesshavealwaysbeenastableconsideration.

  • 标签: 稳定性 日本 中国 变性 外交关系 发展趋势
  • 简介:ThispaperintroducestherecentappearanceofacirculareconomyinsuchindustrializedcountriesasGermanyandJapanandoutlinesitsconceptandprinciples.Theauthoremphasizesthatacirculareconomyshouldbecomethebreakthroughpointforsustainabledevelopmentandwillenableashifttoasustainablesocietyof'doinglesswithless'awayfromthecurrenthigh-consumptionsocietyof'doingmorewithmore'

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  • 简介:<正>IwassenttwicebyCAFIUtoworkatBeijingOfficeoftheFriedrich-Ebert-Stiftung(FES)ofGermanywhenIhadthehonortogetfamiliarwithmyGermancolleagues.ThishelpedmeknowmoreaboutthenationalcharacteroftheGermanpeople.MovedbytheirfriendlysentimentstowardstheChinesepeopleandtheirdeepinterestinChin

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  • 简介:Progressesinphotovoltaictechnologiesoverthepastyearsareevidentfromthelowercosts,therisingefficiency,tothegreatimprovementsinsystemreliabilityandyield.Cumulativeinstalledpoweryearlygrowthswereonanaveragemorethan40%intheperiodfrom2007to2016andin2016,theglobalcumulativephotovoltaicpowerinstalledhasreached320GWp.Thelevel0.5TWpcouldbereachedbefore2020.Theproductionprocessesinthesolarindustrystillhavegreatpotentialforoptimizationbothwaferbasedandthinfilmtechnologies.Trendsfollowingfromthepresenttechnologylevelsarediscussed,alsotakingintoaccountotherpartsofphotovoltaicsystemsthatinfluencethecostofelectricalenergyproduced.Presentdevelopmentsinthethreegenerationsofphotovoltaicmodulesarediscussedalongwiththecriteriafortheselectionofappropriatephotovoltaicmodulemanufacturingtechnologies.Thewaferbasedcrystallinesilicon(csilicon)technologieshavetheroleofworkhorseofpresentphotovoltaicpowergeneration,representingmorethan90%oftotalmoduleproduction.Furthertechnologyimprovementshavetobeimplementedwithoutsignificantlyincreasingcostsperunit,despitethenecessarilymorecomplexmanufacturingprocessesinvolved.Thetandemofc-siliconandthinfilmcellsisverypromising.Durabilitymaybealimitingfactorofthistechnologyduetothedependenceoftheproducedelectricitycostonthemoduleservicetime.

  • 标签: Crystalline SILICON (c-silicon) CELLS PHOTOVOLTAIC CELLS
  • 简介:POSSIBLYnootherschoolreunionhasarousedmoreattentionorhadsuchapalpableethosofcom-mercethanthatoftheBeijingFilmInstituteclassof1978.

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