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TheextraordinaryEastgateBuildinginHarareZimbabwe’scapitalcityissaidtobetheonlyoneintheworldtousethesamecoolingandheatingprinciplesasthetermitemound(白蚁堆).ArchitectMickPearceusedpreciselythesames
 更新时间:2024-04-25 03:56:52
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TheextraordinaryEastgateBuildinginHarareZimbabwe’scapitalcityissaidtobetheonlyoneintheworldtousethesamecoolingandheatingprinciplesasthetermitemound(白蚁堆).

ArchitectMickPearceusedpreciselythesamestrategywhendesigningtheEastgateBuildingwhichhasnoair-conditioningandalmostnoheating.Thebuilding—thecountry’slargestcommercialandshoppingcomplex—useslessthan10%oftheenergyofaconventionalbuildingofitssize.TheEastgate’sownerssaved$3.5millionona$36millionbuildingbecauseanair-conditioningequipmentdidn’thavetobeimported.

Thecomplexisactuallytwobuildingslinkedbybridgesacrossashadyglass-roofedatrium(天井)opentotheair.Fanssuckfreshairinfromtheatriumblowitupstairsthroughhollowspacesunderthefloorsandfromthereintoeachofficethroughbaseboardvents(通风口).Asitrisesandwarmsitisdrawnoutviaceilingventsandfinallyexiststhroughforty-eightbrickchimneys.

Duringsummer’scoolnightsbigfansblowairthroughthebuildingseventimesanhourtocooltheemptyfloors.Bydaysmallerfansblowtwochangesofairanhourthroughthebuildingtocirculatetheairwhichhasbeenincontactwiththecoolfloors.Forwinterdaystherearesmallheatersinthevents.

ThisisallpossibleonlybecauseHarareis1600feetabovesealevelhascloudlessskieslittledampnessandrapidtemperaturechanges—daysaswarmas31℃commonlydropto14℃atnight.“Youcouldn’tdothisinNewYorkwithitshotsummersandcoldwinters”Pearcesaid.

TheengineeringfirmofOveArup&Partnersmonitorsdailytemperatures.Itisfoundthatthetemperatureofthebuildinghasgenerallystayedbetween23℃and25℃withtheexceptionoftheannualhotperiodjustbeforethesummerrainsinOctoberandthreedaysinNovemberwhenadoorkeeperaccidentallyswitchedoffthefansatnight.Andtheairisfresh—farmoresothaninair-conditionedbuildingswhereupto30%oftheairisrecycled.

1.WhywasEastgatecheapertobebuiltthanaconventionalbuilding?

A.Noairconditionerswerefixedin.

B.Itwasdesignedinasmallersize.

C.Itsheatingsystemwaslessadvanced.

D.Itusedratherdifferentbuildingmaterials.

2.Whatdoes“it”ref

韩泾鸿回答:
  1.A2.D3.A4.C试题解析:这篇文章讲解了津巴布韦首都哈拉雷一座特别的楼房东门大厦,它利用了和白蚁堆一样冷热交替的原则,整栋楼房没有安装一架空调,给它的建造者节省了3.5百万的美金。接着作者...
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