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1、Whencomputerserversoperateacomplexprogram,theycanget阅读理解答案 Whencomputerserversoperateacomplexprogram,theycangetveryhot.Coolingtheserverscanbecostly.Soresearchersaskedwhatwouldhappeniftheheatcreatedbytheserverscouldbecapturedandused? DatacentersoflargeInternetcompaniessuchasGooglea
2、ndMicrosofthavethousandsofcomputerservers.Astheseserversprocessinformation,theycreatelargeamountsofheat,sotheyneedhugecoolingsystems,whichsendtheheatintotheair. TheDutchcompanyNerdalizethinkspayingforelectricitytooperatetheserversandthenpayingagaintocoolthemisawasteofenergy.Soitdev
3、elopedadevicecalledthee-Radiator,acomputerserverthatalsoworksasaheatingsource. BoazLeupe,thechiefexecutiveofficerofNerdalize,saysthee-Radiatorsavesmoneybecausecompaniesdon’thavetopaytocooltheirservers.“…Thekilowatthouryouareusingisusedtwice—oncetoheatthehomeandoncetocomputetheclien
4、t’staskwithoutthecoolingexpenses.” AtpresentfivehomeownersintheNetherlandsaretestingtheheatingdeviceintheirhomes. “Wecompensatetheelectricitytheserveruses,andthatwecandobecauseofthecomputerclientsontheotherside,and,inthatway,homeownersactuallygetheatingforfree,andcomputerusersdon’
5、thavetopayfortheexpensesofthedatacenter.” JanVisserisoneoftheparticipantsintheyear-longexperiment.Henoticesthattheamountofheatproducedbythee-Radiatordependsontheworkbeingdonebythecomputerserver.Herevealsitcannotbeusedastheprimarysourceofheat.Butheisreadytotryit.“Ifitprovidesenoughw
6、armth,Iwillbeabletousemyhome’sheatingsystemless,whichwillsavememoney.”headded. Nerdalizesayse-Radiatorscreateheattemperaturesofupto55degreesCelsius.It’salsosaidthatthedevicescouldsaveusersupto$440inheatingcostsayear. 25.Whatcanwelearnfromthispassage? A.E-Radiatorcansavehomeowners
7、abigsumofmoneyincoolingthecomputers. B.GoogleandNerdalizedevelopedtheheatingdevice,e-Radiator. C.E-RadiatorhasbeenputintouseintheNetherlands. D.Theheatingdevicewillbenefitcomputerusersaswellashomeowners. 26.Accordingtothepassage,what’sJanVisser’sattitudetowardse-Radiator? A.Cau
8、tious.B.Positive.C.
