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时间:2018-10-01
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1、2011年理工类职称英语教材新增文章下载阅读理解新增文章(共6篇)目录:第二篇(C级):WorldCrudeOilProductionMayPeakaDecadeEarlierThanSomePredict第六篇(C级):WeavingwithLight第三十四篇(B级):BatteriesBuiltbyViruses第三十八篇(B级):LongerLivesforWildElephants第四十五篇(A级):SomePeopleDoNotTasteSaltLikeOthers第四十六篇(A级):MarvelousMetam
2、aterials第二篇WorldCrudeOilProductionMayPeakaDecadeEarlierThanSomePredict Inafindingthatmayspeedeffortstoconserveoil,scientistsinKuwaitpredictthatworldconventionalcrudeoilproductionwillpeakin2014.Thispredictionisalmostadecadeearlierthansomeotherpredictions.Theirstudy
3、isinACS’Energy&Fuels1. IbrahimNashawiandcolleaguespointoutthatrapidgrowthinglobaloilconsumptionhassparkedagrowinginterestinpredicting"peakoil"."Peakoil"isthepointwhereoilproductionreachesamaximumandthendeclines.Scientistshavedevelopedseveralmodelstoforecastthispoi
4、nt,andsomeputthedateat2020orlater.OneofthemostfamousforecastmodelsiscalledtheHubbertmodel2.Itassumesthatglobaloilproductionwillfollowabellshapedcurve3.Arelatedconceptisthat4of"PeakOil."Theterm"PeakOil"indicatesthemomentinwhichworldwideproductionwillpeak,afterwardst
5、ostartonirreversibledecline. TheHubbertmodelaccuratelypredictedthatoilproductionwouldpeakintheUnitedStatesin1970.Themodelhassincegainedinpopularityandhasbeenusedtoforecastoilproductionworldwide. However,recentstudiesshowthatthemodelisinsufficienttoaccountfor5more
6、complexoilproductioncyclesofsomecountries.Thosecyclescanbeheavilyinfluencedbytechnologychanges,politics,andotherfactors,thescientistssay. ThenewstudydescribesdevelopmentofanewversionoftheHubbertmodelthatprovidesamorerealisticandaccurateoilproductionforecast.Usingt
7、henewmodel,thescientistsevaluatedtheoilproductiontrendsof47majoroil-producingcountries,whichsupplymostoftheworld’sconventionalcrudeoil6.Theyestimatedthatworldwideconventionalcrudeoilproductionwillpeakin2014,yearsearlierthananticipated.Thescientistsalsoshowedthatthe
8、world’soilreserves7arebeingreducedatarateof2.1percentayear.Thenewmodelcouldhelpinformenergy-relateddecisionsandpublicpolicydebate,theysuggest. 词
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