美国留学申请PS范文

美国留学申请：PS范文(机械工程专业)2010-09-2717:14:20来源：留学E路通字号：大|中|小范文1：Mechanicalengineeringisthefoundationofindustry.Itplaysakeyroleinthenationaleconomy.It’sbroadfieldincludinggeneralengineering,aeronautical,chemicalandnuclearengineering,etc.Providesasufficientroomofchoicesformetorealizethedreamofbecomingascientistoramechanicalengineer.ItwaswiththisfactinmindthatIdecidedtochoosemechanicalengineeringasthemajorfieldofstudyforbothundergraduateandgraduatecareeratTsinghuaUniversity.DuringnearlyeightyearsofstudyatTsinghuaUniversity,Icompletedatotalof47coursesinundergraduatestudy,14coursesingraduatestudy.Themajorcoursesthatinterestedmemostincluded:TheoreticalMechanics,StrengthofMaterials,ElasticityandPlasticityMechanicalAnalysisofPlasticDeformationProcesses,TheoryofMetalForming,ComputerLanguageandProgramming,MechanicalDesign,etc…Aftergraduation,IenteredtheFirstHeabyMachineryWorks(innortheastofChina).Duringthisperiod,Ibecamefamiliarwiththedesignandmanufacturingofsomeheavymachines,thusfurtheringmyinterestinmechanicalengineering.Atthesametime,Ifoundthatmanygoodideasofdesigncouldnotbeputintoexistencebecauseofthebackwardnessinrawmaterialqualityandprocessingtechniques.Thisfactimpelledtherelatedareasandmetoconcentratemyresearchinterestonmaterialsscienceandprocessing.Throughcarefulsurvey,Iselectedasubjectaboutthequalitycontrolofheavydiscforgingandtookitasmyresearchsubjectformasterdegree.Afterovertowyearsofinvestigation,Ifinallymadeagreatinnovationintheforgingprocess,makingtheendproductrateincreasefrom50%to90%.Inthecourseofinvestigationandmylaterworkingaftergraduatestudy,Ialsofoundsomeproblemsthatarecommoninmechanicalindustry.Forexample,howdocracksinproductsduringhotmetalworkinggenerateanddevelop?Howtoavoidcracks?Howdonon-metallicinclusionsaffectthepropertiesofmaterials?Howtocontrolthecontent,shapeanddistributionofinclusionsinfinalproducts?Solutiontotheseproblemswillimprovethequalityofmanykindsofproducts.Buttheyareoftendifficulttobesolvedbecausetheyincludeknowledgeofmanydisciplinesandrequiremanynewresearchmethods.IfeelthatwhatIhavelearnedisfarfromsufficienttotacklealltheproblems.ThusIhavedecidedtocontinuemyeducationbypursuingadoctoraldegreeinmechanicalengineeringinahighlyindustrializedcountryliketheUnitedStates.IplantocompletemydegreeobjectiveI3to5yearandhopethatIwillbeabletofurthermyknowledgeIareasincludingSolidMechanics,MaterialsScienceandProcesses,CAD/CAM,etc…Aftercompletingmygraduatestudy,Iwillreturntocontributemylearningtomycountry.Iplantoworkasaresearcherofateacherataninstituteorauniversity.范文2：AnexperiencedengineerofsecurityprintingwithChina’sCentralBank,InowwouldliketoscalehigherintellectualheightsbypursuingPh.D.studiesinmechanicalengineeringatyouruniversity.IbelievethatmystrongbackgroundinCADhasadequatelypreparedmetoembark(从事)onthisendeavor(努力).Ihavebeenwonk（用功的学生）ofChina,aChineseversionoftheFederalReserve,atitsuniqueresearchinstituteofsecurityprinting,withtheresponsibilityofdesigningtheChinesecurrencyandthemachinerytoproduceit.Byengagingmeinavarietyofprojects,thejobaffordedmeampleexposuretocutting-edgedevelopmentsincomputertechnologies,particularlyinCADsoftware.Ihave,forexample,recentlyredevelopedapurchasedCAD(ComputerAidedDesign)softwaretomakeitmoresuitableforourownpurposes.Byaddingourownpart/subassemblytothedatabaseandmakeourowndrawingcriteria,wehaveachieveddramaticallybetterefficiency.Myjobperformance,whichhaswonmeprofessionalrespectfromallofmycolleagues,wasachievedthankstothestrongbackgroundIacquiredasastudentincomputerscience.MyundergraduateGPArankedfirstamongthe63studentsofclassmatesinmechanicaldepartment,forwhichIwasawardedfirst-classandsecond-classprizesmanytimes.MygraduateGPArankedamongthetop4%ofthe105studentsinmyyear,whichwonmethe“SanHao”scholarshipeveryyearduringthethreeyearsofmygraduatestudies.UnlikemanyotherChinesestudents,whoarecontentwithperformingwellinexams,Imadeapointoflearningthroughmyownhands-onexperiences.IntheMaster’sprogramattheBeijingInstituteofPrinting,Igainedanin-depthunderstandingofartificialintelligence,includingexpertsystemandgeneticalgorithm,especiallyinneuralnetwork.Formythesis,Iprogrammedamulti-levelBPneuralnetworkwithClanguagetoanalyzemymathematicalmodel,andappliedmuchofmyknowledgeinoptimization.Ithusbecameabletoprogramwithahostofdifferentcomputerlanguages,especiallyC++,withwhichIhelpedmygraduateadvisortodesignapaper-cuttingmachine.Toanalyzethemechanismstaticallyanddynamically,Iprogrammedasoftwaresystemtoanalyzeandemulateitonscreen.Inundergraduatestudies,IhadoftenprogrammedwithFortran77andtheBasiclanguage.UponthecompletionofmyMaster’sstudies,IeasilypassedthedoctoralrecordexaminationinCAD/CAMofBeijingUniversity,onefthetopuniversitiesinChina.ButIgaveuptheopportunityinordertogainmorepracticalexperienceintheindustry.Thedecisionprovedtoberight,asitguaranteedmebetteraccesstosophisticatedfacilities,suchasstate-of-the-artpersonalcomputers.WiththePeople’sBankofChina,Ihavethusaccumulatedsolidexpertiseinmanykindsofoperatingandapplicationsoftwaresystems,particularlyinCAD.Inowhaveafirmgriponthelatestdevelo