外文翻译--工程中的单片机.doc

徐州工程学院毕业设计论文1附录附录1英文翻译MICROPROCESSORSINENGINEERSTHEDEVELOPMENTOFTHEMICROPROCESSORDURINGTHE1970SBROUGHTABOUTAREVOLUTIONINENGINEERINGDESIGNTHEINDUSTRIALREVOLUTIONATTHETURNOFTHENINETEENTHCENTURYHERALDEDTHEDEVELOPMENTOFTHEMACHINESWHICHCOULDREPLACEPHYSICALDRUDGERYBYMECHANICALMEANSAPARTFROMAFEWEXCEPTIONS,HOWEVER,THESEMACHINESREQUIREDMANUALSUPERVISIONBECAUSETHEPROBLEMOFCONTROLLINGTHISMECHANICALPOWERWASNOTATALLSTRAIGHTFORWARDMANYTYPESOFAUTOMATICCONTROLSYSTEMSHAVEAPPEAREDDURINGTHETWENTIETHCENTURY,BASEDONELECTRONIC,MECHANICAL,HYDRAULICANDFLUIDICPRINCIPLESINEACHCASETHEDESIGNTECHNIQUESHAVEBEENSIMILARBECAUSEEACHCOMPONENTOFTHESYSTEMUSUALLYCONTRIBUTESASINGLEWELLDEFINEDFUNCTIONTOTHESYSTEMBEHAVIORTHEMICROPROCESSORREPRESENTSAFUNDAMENTALLYDIFFERENTAPPROACHTOTHEDESIGNOFASYSTEMITSPHYSICALFORMISQUITESIMPLEANDRELIABLE,CONSISTINGOFAFEWGENERALPURPOSEELEMENTSWHICHCANBEPROGRAMMEDTOMAKETHESYSTEMFUNCTIONASREQUIREDITISTHECONTROLLINGPROGRAMWHICHMUSTBEDESIGNEDTOGIVETHESYSTEMTHEREQUIREDBEHAVIOR,ANDWHICHWILLCONTAIN“COM