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[简答] 二、阅读理解:阅读下面的短文,根据文章内容进行判断,正确为“T”,错误为“F”。NewMaterialCanCoolBuildingsResearchersatStanford Universityhavedevelopedanewmaterialthatcanmoveheatoutofbuildingsandintospace.Thematerialcancoolbuildingsevenonhotdays.Thecoolingmaterialisaverythinsheetwithmanylayersthatcouldbeplacedonarooflikesolarpanels.However, insteadofturningsunlightintoenergyassolarpanelsdo,thematerialturnsheatintoinfraredradiation.ShanhuiFanisanelectricalengineeringprofessoratStanford University.Hesaysthatthepanelshavealayerofmaterialthatislikesand.Thepanelsalso actlikeamirror.Theytakeheatoutofbuildingsandreflectthelightfromthesun.Boththeheatandsunlightaresent100kilometersintoouterspace.Thepanelsarecooltothetouch,eveninthesun.Researcherssaytheycanreducetheindoortemperaturetonearly5degreesCelsiusbelowthetemperatureoutside.Mr.Fansaysitislikehavingawindowintospace.Hesaystheheatissentdirectlyintospacewithoutwarmingtheair. Buildingsindevelopingcountriesthatdonothaveelectricityorairconditioningcouldusethepanels.Inareaswhereoneisoff-grid,thereisasignificantpotentialbenefitforstoringmedicineorevenfood. Inmanyofthesesituations,beingabletoreducethetemperatureisimportant.Andthiswouldprovideawaytodoit.TheStanfordresearchersdescribedtheirtechnologyinthesciencepublicationNature.Theysaythemainproblemiscreatingactualcoolingsystemsusingthehigh-techpanels.Itmaybepossibletodevelopacoolingspraytechnologyinthenextthreetofiveyearsthatcouldbeusedonexisting solidstructures. 1.Thematerialcancoolbuildingsonly oncold days.2.Thematerialturnsheatintoinfraredradiation becauseitisaverythicksheetwithmanylayersthatcouldbeplacedonarooflikesolarpanels.3.Theheatofthebuildings andsunlightaresent100kilometersintoouterspace bythepanels.4.Theoff-gridareasmayusethepanelstoreducethetemperatureofbuildingstostoremedicineorevenfood.5.A coolingspraytechnology maybedeveloped inthenearfuturethatcouldbeusedonexistingsolidstructures.
发布时间:2022-09-12
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