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1、Chapter2MethodologicalFrameworksandSystemsEngineeringProcesses(方法論框架和系統(tǒng)工程過程)Thereareanumberofframeworks（框架、體系）thatwemightusetocharacterize（描繪）systemsengineeringefforts.Wewilldescribesomeoftheminthischapter.Withoutasoundandwell-understoodproductline,orproce

2、ss,fortheacquisitionorproductionoflargesystems,itisverylikelythattherewillbeanumberofflaws（缺點）intheresultingsystemitself.Thus,thedefinition,development,anddeployment（部署）ofanappropriate（恰當?shù)模﹑rocess,orsetofprocesses,forsystemsproductionisveryimportant.9/1/20

3、2122007SYSTEMSENGINEERING2.1INTRODUCTIONInthischapterwefirstdiscussthenatureofsystemsacquisition（收購）,production（生產(chǎn)）,procurement（采購）,ormanufacturing（制造業(yè)）.Wewillgenerally（通常）usethewordacquisitiontodescribeeachoftheseefforts.Assystemsengineers,weareprimarilyc

4、oncernedwiththefunctionalandphysicalarchitecturesthatleadtoimplementationarchitecturesandtheresultingdetaileddesignofsystemsofalltypes.Designanddevelopmentisveryimportant,eventhoughtheacquisitionorproductionprocessalsodependsuponsuccessinthedefinitionandde

5、ployment（部署）phasesofthelifecycle.Designanddevelopmentisacreativeprocessthroughwhichsystemproducts,presumedtoberesponsivetoclientneedsandrequirements,areconceptualizedorspecified,manufacturedorotherwiseproduced,andfieldedorimplementedinsuchawaythattheycanbe

6、maintainedovertime.9/1/202132007SYSTEMSENGINEERING2.1INTRODUCTIONTherearefourprimaryingredientsinourdefinitionofdesignanddevelopment,andtheyapplytosoftwaredesignaswellastothedesignofhardwareandphysicalsystems.Developmentresultsfromspecifications（規(guī)格）orarchi

7、tectureforaproductorsystem.Developmentisacreativeprocess.Developmentactivityincludesdesigneffort,whichisconceptualinnature.Asuccessfuldesignanddevelopmentmustbebroadlyresponsivetoclientneedsandrequirements.9/1/202142007SYSTEMSENGINEERING2.1INTRODUCTIONGood

8、systemsengineeringpractice（實踐）requiresthatthesystemsengineerberesponsivetoeachofthesefouringredientsforqualitydesignanddevelopmentefforts.Thefinalingredientrequiresasetofneedsandrequirementsoftheclientforthed