[精品]2008下学期专业英语阅读.docx
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西安电子科技大学
研究生课程考试试题
考试科目:
研究生专业英语阅读课程代码:
0821004
考试日期:
08年—月—日考试时间:
100分钟
答案请写在答题纸上。
Partone:
SentenceTranslation(30%)
1. 这个信号太大了,以至于该晶体管(transistor)无法处理。
2. 常用的方法均不能解这样(so)一个复杂的方程(equation)o
3. 他们不清楚到底如何使用这个公式(formula)。
4. 电流被定义为电荷的流动为大家所熟悉。
5. 物体越热,它所释放(radiate)的能量就越多,这一事实在工程学中具有重要作用。
6. 这样做了以后,电子拥有更多能量,从而增加光区(lightspot)亮度(brightness)o
7. 所谓力的三要素在我们学习力学(mechanics)中起很重要作用。
8. 与现有设备相比,这个设备具有体积小,质量轻,结构简单的优点。
9. 我们把磁带(magnetictapes)和光盘做了一比较。
10. 当时最引人注目(noteworthy)的成就之一是人们认识到了光是由电磁波(electromagnetic
wave)构成的。
11. 为了解这个方程求出未知数(unknown)来只需要一台计算机。
12. 这些方程称为微分方程(differentialequation),而对它们的研究形成(form)了数学
(mathematics)最具挑战的分支之一。
13. 这本书如果使用得当,对读者是很有帮助的。
14. 我们使用用哪个字母表示独立变量(independentvariable)是没有关系的。
15. 本书既讲了实际的设计方法,同时也讲述了理论问题,而重点放在一般概念上。
Parttwo:
MistakesCorrection(30%)(Writedownthecorrectedsentenceontheanswersheet.)
1. Thedetailedanalysisoftheabilityofcarryingloadsofthecomponentsisgiven.
2. Thismaterialisverydifficulttobemachined.
3. Afterprocessed,thesedataaresenttothedatabaseserverimmediately.
4. ThisisthelargestaircraftwhichwasevermanufacturedinChina.
5. ThisprofessorplaysanactiveroleinresearchandapplicationabouttheObject/Relation
MappingFramework.
6. Tindoesnothaveameltingpointashighasleaddoes.
7. Theconductivityofcopperishigherthaniron.
8. Itisnotclearyetthatitisunderwhatconditionsthatthismethodcanbeused.
9. Onlywhenthesesignalsaresenttothesamelayer,theprocessabovementionedcanoccur.
10. ThisisduetothatthereexistsacapacitanceonthePNjunction.
11. Soundtravelslessfasterthanlightis.
12. Thedirectcurrentflowsalwaysononedirection.
13. Peoplewillgetusedwiththiscolorastimegoingon.
14. Usuallywecannotseeearth'sshadow,becausethereisnothingforittofall.
15. Workequalstoforcemultiplyingdistance.
Partthree:
Readthisarticle,translatetheunderlinedsentences(15%),answerthequestions(15%)andthensummarizethisarticlewithin100words(10%).
EarthquakePrediction
Earthquakepredictionisanimprecisescience,andtoillustratethepoint,manyexpertspointtothestoryTangshan,China.OnJuly28,1976,amagnitude7.6earthquakestuckthecityofTangshan,China,withoutwarning.Noneofthesignsofthesuccessfulpredictionfromayearandhalfearlierwerepresent.Anestimated250,000peopledied.
Unlikethirtyyearsago,however,earthquakescientiststodayhaveafewmoretoolsattheirfingertipstohelppredicttemblors.Raymond,ageophysicist(地球物理学家),saystheapplicationofanemergingsatellitetechnology"couldadvanceearthquakesciencetowardsabetterpredicativecapability."
Thesystem,knownastheGlobalEarthquakeSatelliteSystem(GESS),employsatechnologycalledinterferometersyntheticapertureradar(InSAR).(合成孔径雷达干涉测量技术)Thetechnologyallowsscientiststodetectminutedeformations(变形)intheEarth'scrust(地壳).Intheory,knowinghowandwheretheEarth'scrustisdeforming,combinedwithknowledgeofhowearthquakeswork,couldgivescientistsacluethatanearthquakeisgoingtohappen.MaxWyss,directoroftheWorldAgencyofPlanetaryMonitoringandEarthquakeRiskReduction,saidthat"InSARisagreatnewtechnologythatallowsustoilluminatethesurfaceoftheplanetandmapthedeformationthathappens.AnditisveryreasonablethatEarthdeformationmayhappenbeforeanearthquake."ButhealsostatedthattheInSARtechniquecannotbeseencompletelyreliablebecausethereislittleevidencethattheEarthactuallydeformsbeforeamajorearthquake.
TheInSARtechniqueinvolvesexaminingpairsofradarimagesofthesamelandscapetodeterminechangesinthelandsurfaceoververybroadregionstowithinacoupleofinches.ThesatellitescanthusdetectslightdeformationsintheEarth'scrust,whichmayindicatestrainpriortoanearthquake.
Thespaceshuttleflewamissionin2000thatusedthetechnologytocreateageographicmapoftheEarth.AproposaltolaunchanInSARequippedsatelliteiscurrentlybeforeNASA.Scientistshopethatwithin20years,severalmoresatelliteswilllaunch.RaymondsaidthatwhileasingleInSAR-equippedsatellitewouldbeuseful,agroupofsuchsatelliteswoulddeliveranextremelydensedatasetforusebyearthquakepredictionscientists.
AsscientistswaitforthenetworkofInSARsatellitetoberealized,sophisticatedglobalpositioningsystem(GPS)networksarebeingusedtomonitortheEarth'scrust.ThisinformationishelpingscientistscreatemodelsofcomplexEarthdeformation.
ManyofusknowthatearthquakesareasuddenreleaseofenergycausedbytheslidingofapartoftheEarth'scrustalongafault(断层).ButRaymondaddsthatscientificevidencesuggeststheEarthalsoreleasestressviaaslowprocess.Insuchcases,thereisnoshakinganddamagetobuildings.Scientistsareuncertainastohow