雨课堂学堂在线学堂云《Dynamical Simulation of Construction Machinery（长安）》单元测试考核答案

第1题What’sthekeypointthatanyenterprisesmustfaceandsolve?()AhowtoachievesuchamultidisciplinaryintegrationoftherapiddevelopmentofproductsBhowtoimprovetheeffectiveutilizationofequipmentChowtoreducecostsDotheraspects第2题Contemporaryconstructionmachineryisakindofproductthatintegratesdisciplinesinmanyfieldssuchas()AmachineryBautomationCpowerdriveDcomputervisionandunmannednavigation正确答案：ABCD第3题Howtoachievesuchamultidisciplinaryintegrationoftherapiddevelopmentofproducts?AAutomationBComputerVisionCCAEDSoftwareEngineering第1题What’sthefirststepinthebasicsofconstructionmachinerydesignprocedure?ABrainstormingprocessBPrototypedevelopment&testingCAnalyticalprocessDProblemdefinition第2题Computer-aidedengineeringcombines()AsoftwareengineeringBspecificknowledgeCdesignprocessDcoretechnology正确答案：ABC第3题Itallowsforfewercomputationsthanispossiblebyhand,especiallywhenitiscoupledwithmultifieldsystems.ChapterTest0第1题What’sthefirststepinthebasicsofconstructionmachinerydesignprocedure?ABrainstormingprocessBPrototypedevelopment&testingCAnalyticalprocessDProblemdefinition第2题What’sthelaststepinthebasicsofconstructionmachinerydesignprocedure?ABrainstormingprocessBAnalyticalprocessCPrototypedevelopment&testingDProblemdefinition第3题Whichisthefamousmotionsimulationsoftware？AAutoCADBADAMSCVisualStudioDPhotoshop第4题HowmanystepsinthebasicsofconstructionmachinerydesignprocedureATwostepsBThreestepsCFourstepsDFivesteps第5题WhichapplicationsareinCAEdomains？AStructuralsimulationBAutoCADCMotionsimulationDComputationalfluiddynamicssimulations正确答案：ACD第6题AfewofthepopularCADtoolsforprofessionalengineersincludeAAutoCADBUGCSolidWorksDPro/Engineer正确答案：ABCD第7题Whicharethelatesttrendforourdesigners()?ARapidConcurrentDesignBVirtualRealityCMachineVisionDUnmannedConstructionRequirements正确答案：ABCD第8题Itallowsforfewercomputationsthanispossiblebyhand,especiallywhenitiscoupledwithmultifieldsystems.第9题TheCFDsoftwarecananalyzearangeofproblemsrelatedtolaminarandturbulentflows,incompressibleandcompressiblefluids,multiphaseflows,andmore.第10题Basedontheirfunction,constructionmachineryincluding____constructionequipmentand____constructionequipment正确答案：:heavy正确答案：:light第11题What’sthekeypointthatanyenterprisesmustfaceandsolve?()AhowtoachievesuchamultidisciplinaryintegrationoftherapiddevelopmentofproductsBhowtoimprovetheeffectiveutilizationofequipmentChowtoreducecostsDotheraspects第12题Contemporaryconstructionmachineryisakindofproductthatintegratesdisciplinesinmanyfieldssuchas()AmachineryBautomationCpowerdriveDcomputervisionandunmannednavigation正确答案：ABCD第13题Howtoachievesuchamultidisciplinaryintegrationoftherapiddevelopmentofproducts?AAutomationBComputerVisionCCAEDSoftwareEngineering1.1Introductiontomechanismsimulation第1题Whichistypicalmechanicalmechanismsasfollows？AThefourbarlinkageBtappetCSlider-crankmechanismDCamMechanism正确答案：ACD第2题Thefourbarlinkageisusedinmanydifferentdevices.Afewexamplesare？AbicyclesBoilwellpumpsCloadersDcompressors正确答案：ABCD第3题Themethodspresentedinthemultibodydynamicsresearchfieldwillhelpengineersconstructsystematicallythekinematicanddynamicequationsoflarge-scalemechanicalandaerospacesystemsthatconsistofinterconnectedbodiesandhowtosolvetheresultingcouplednonlinearequations.1.2kinematicsanddynamicsofmechanisms第1题Whatisthefirststepinkinematicanalysis？AdeterminetherespectivevelocitiesofthebodiesBvelocityanalysisCalltherequireddisplacementvariablesaredeterminedDaccelerationanalysis第2题Whatisthethreeprincipalstepsofkinematicanalysis？AvelocityanalysisBdeterminealltherequireddisplacementvariablesCdifferentiatethekinematicrelationshipsDaccelerationanalysis正确答案：ABD第3题Inthecomputationalapproach,thekinematicconstraintequationsthat____areformulated,leadingtoarelativelylargesystemofnonlinearalgebraicequationsthatcanbesolvedusingcomputerandnumericalmethods.正确答案：:describemechanicaljointsandspecifiedmotiontrajectories1.3dynamicsofmechanism第1题Ininversedynamicanalysis,wewanttoknowjointpositions,velocitiesandaccelerations.第2题Instaticanalysis,onlyalgebraicequationsareused.第3题Whichforcesbelongtoexternalforces().AspringforceBdamperforceCactuatorforceDgravityforce正确答案：ABCD1.4IntroductiontoMSC-Adams第1题BasedontheprinciplesofLagrangianDynamics,Adamsnumericallyconstructsandsolvesthesystemequationsasfunctionsoftime.第2题Iftheproblemathandisnonlinear,boththeFEAandMBDmethodscanproducevalid,frequencydomainsolutions.第3题WhichofthefollowingaresubsystemsofAdamsCar？AAdamsCarVehicleDynamicsBFlexibleMultibodySystemsinAdamsCAdamsCarTruckDAdamsmachinery正确答案：AC1.5adamsmachinery第1题TheadvantagesofthemechanicalsubsystemareAcanbeusedbeforeCADandkinematicanalysistoolstogiveusersanaccurateassessmentofsystemleveldynamicresponsesBcanbeusedafterCADandkinematicanalysistoolstogiveusersanaccurateassessmentofsystemleveldynamicresponsesCcanbeusedafterCADandkinematicanalysistoolstogiveusersanvagueassessmentofsystemleveldynamicresponsesDcanbeusedbeforeCADandkinematicanalysistoolstogiveusersanvagueassessmentofsystemleveldynamicresponses第2题ThetraditionaldesignprocessoftendoesnotconsiderwhatisatthesystemlevelAdynamicbehaviorsBStaticbehaviorsCDynamicandstaticbehaviorDAll第3题Traditionaldesignproceduresoftendonotaccountforsystem-leveldynamicbehaviors.1.6IntroductiontoRecurdyn第1题WhatisthefeatureofRecurdyn?Arecursiveformulationtobuildtheequationsofmotion.BSetsubsystemCQuickreplacementsubsystemDModelingonbothhardandsoftsoils第2题WhatequationdoestheRecurDynsetup?ANonlinearequationBMatrixequationCOrdinaryDifferentialEquations(ODEs)DDifferentialAlgebraicEquations(DAEs)第3题RecurDynallowsuserstodevelopmodelswithinagraphicaluserinterface.ChapterTest1第1题Whicharreexamplesofmultibodysystemsinmodernliterature？AroboticsBspacestructuresCvehiclesDbiomechanicalsystems正确答案：ABCD第2题Asthedeformablebodymoves,itsshapechangesanditsinertiaandelasticpropertiesbecomefunctionsoftime.Forthisreason,theanalysisofdeformablebodiesismoredifficultthanrigidbodyanalysis.第3题Slider-crankmechanismismainlyusedtoconvertrotarymotiontoareciprocatingmotionorviceversa.第4题Whatdoesthenumberofdegreesoffreedomdependon？AconfigurationofthesystemBbodiesCthenumberofjointsinthesystem.Dthetypesofjointsinthesystem.正确答案：BCD第5题Thedegreesoffreedomofasystemaredefinedtobetheindependentcoordinatesthatarerequiredtodescribethe____正确答案：:configurationofthesystem.第6题Thejointsareoftenusedtocontrolthesystemmobilityandrestrictthemotionofthesystemcomponentsinknownspecifieddirections.第7题Whichforcedependonthemassofthebodyanditsacceleration().AInternalforceBExternalforceCJointforceDGravitationforce第8题Forcesinmechanicalsystemscanbecategorizedas().AInternalforceBExternalforceCJointforceDGravitationforce正确答案：ABC第9题Theanalysisofplanarsystemscanbeconsideredasaspecialcaseofspatialanalysis.第10题Adamsprovidesthetechnologytocorrectlyincludeacomponent’sflexibilityeveninpresenceoflargeoverallmotionandcomplexinteractionwithothermodelingelements第11题Toanalyzethearticulatingmechanicalsystem,therearenotfundamentaldifferencesbetweentheFEA(FiniteElementAnalysis)andMBD(MultibodyDynamics)approaches第12题WhichofthefollowingoptionsisnotthemainfeatureofAdams？AModelingBFlexibleBodyIntegrationCWidelyusedinfluidmechanicsanalysisDControlsIntegrationwithDifferentLevelofComplexity第13题Theadvancedthree-dimensionalcontactmethodgreatlyimprovesthegear's___AflexibilityBstrengthChardnessDPlasticity第14题Adamsmachinedoesnotcontainmultiplemodelingproductivitymodules第15题WhatmodulesareincludedinthemechanicalsubsystemAChainsmoduleBBearingmoduleCCablemoduleDBeltmodule正确答案：ABCD第16题RecurDyn’srobustsolverisdesignedtosolvehighlynonlinearproblems.第17题WhatarethefeaturesoftheATV?ASimulatingtrackedvehiclesonbothhardandsoftsoilsBSetsubsystemCQuickreplacementsubsystemDModelingonbothhardandsoftsoils正确答案：AD第18题Whatisthereasonforthewidespreaduseofcrawlermachines?AAlargenumberofcontactelementsBRelativelymaturetechnologyCDesigncanbedonegraphicallyDHavingamuchgreatergroundcontactareathanwheeledequipment2.1Introductiontotheanalysismethod第1题Resultsobtainedthroughnumericalmethodisbasedonapproximationandassumption,theresultsneedtobevalidatedbyexperimentsoranalyticalmethod.第2题FEMistheonlyonenumericalmethodinsolvingengineeringproblems第3题Inpracticalengineeringproblemsolution,whatarethebasicallythreemajorcategoriesofmethod?AanalyticalmethodBnumericalmethodCreasoningmethodDexperimentalmethod正确答案：ABD2.2Theorybehindthetool第1题FEAissuitableforcomplexproblemswhereananalyticalsolutionscannotbefound.第2题FortheFEAofasystem,thetotalDOFsforagivenmeshmodelisequaltothenumberofnodesmultipliedbythenumberofDOFspernode.第3题ThecoreofPDEmethodistoreducesthedegreesofFreedomfrominfinitetofinitewiththehelpofdiscretizationormeshing2.3LinearandNon-LinearAnalysis第1题Alinearstaticanalysisisananalysiswherealinearrelationholdsbetweenappliedforcesanddisplacements.第2题Anonlinearanalysisisananalysiswhereanonlinearrelationholdsbetweenappliedforcesanddisplacements.第3题Regardingnonlinearanalysis,whatkindofnonlinearityismeantAGeometricNonlinearityBMaterialNonlinearityCKinematicNonlinearityDTimenonlinearity2.4Generalanalysisstructure第1题Interpolationfunctionsareusedtointerpolatethefieldvariablesovertheelement.Often,polynomialsareselectedasinterpolationfunctions.Thedegreeofthepolynomialdependsonthenumberofmeshassignedtotheelement.第2题Whenthegeometricmodelisprepared,wedon'tneedtogiveoutthematerialdefinition.第3题Becausetherearealwayssomeunnecessarymodeldetailsneedtoberemovedtosimplifythemeshingstep，geometrycleanupisanimportantstepinpre-processingChapterTest2第1题FEAisanumericalmethodforsolvingproblemsofengineeringandmathematicalphysics.第2题FEAcan'tdostaticsanalysis.第3题FEMisonlyonenumericalmethod.第4题FEMisnottheonlyonenumericalmethod.FEA,BEM,FVM,FDMcanbeusedforsameproblem,butthedifferenceisintheaccuracy,programmingease,andsolutiontime.第5题UsingFEAwecanidentifytheweaknessofthedesignaccurately第6题AbouttheadvantagesofFEA，choosetherightoptions.AReducethenumberofmodeltestsBSimulationdesignnotsuitablefortestingonprototypesCSavecostsandreducethecostofdesign,manufacturinganddevelopmentDCreatemorereliableandhigh-qualitydesigns正确答案：ABCD第7题WhenwedoPre-Processing,whatdoweneedtoconsider?AGeometryBMaterialsCMeshDBoundaryConditions正确答案：ABCD第8题WhatisFEA？AAnumericalmethodforsolvingproblemsofengineeringandmathematicalphysics.BAanalyticalmethodforsolvingproblemsofengineeringandmathematicalphysics.CAExperimentmethodforsolvingproblemsofengineeringandmathematicalphysics.DAnumericalmethodforsolvingproblemsofdynamicsimulation.第9题WhichstatementabouttheNumericalMethodiswrong？AMathematicalrepresentationBApproximate,assumptionsmadeCReallifecomplexproblemsDResultsdon'tneedtobevalidatedbyexperimentsand/oranalyticalmethod第10题WhichofthefollowingproblemscannotbesolvedbytheFEAATounderstandthephysicalbehaviorsofacomplexobjectBTopredicttheperformanceandbehaviorofthedesignCToidentifytheoptimaldesignwithconfidenceDTosolvesomecomplexdynamicssimulationproblems第11题WhichstatementaboutDOFiswrong？ATheminimumnumberofparameters(motion,coordinates,temperatures,etc.)requiredtodefinethepositionandstateofanyentitycompletelyinspaceisknownasdegreesoffreedom.BDOFisveryimportantinFEA,itisusedfortheindividualcalculationpoints.CThenumberofDOFsdependsonthetypeofelementandthetypeofanalysisDThetotalDOFsforagivenmeshmodelisnotequaltothenumberofnodesmultipliedbythenumberofDOFspernode.第12题WhichofthefollowingstatementsaboutFEAtheoryiscorrect?APDEsareusuallynotusedtodescribeandmodelphysicalphenomenaindifferentengineeringfields.BFEAisbasedonthesolutionofPartialDifferentialEquationsCFEMincreasethedegreesoffreedom(DOF)frominfinitetofinitewiththehelpofdiscretizationormeshing.DFortheseproblems,alsooftenwithseveralboundaryconditions,thesolutionofthePDEscanonlybefoundwithnumericalmethods.正确答案：AD第13题ThereareninenodesinanElement,andeachnodehassixdegreesoffreedom.Howmanyequationsneedtobeestablished?A36B15C54D3第14题Whichstatementiswrongforstaticsanalysis？AUsuallydividedintolinearandnonlinearanalysisBLinearrelationholdsbetweenappliedforcesanddisplacementsCThemodel’sstiffnessmatrixisnotconstantDNonlinearrelationholdsbetweenappliedforcesanddisplacements第15题Whatanalysisdoesnonlinearanalysismainlyreferto?AGeometricNonlinearityBMaterialNonlinearityCKinematicNonlinearityDForceNonlinearity正确答案：ABCD第16题WhichofthefollowingstatementsaboutFEAarecorrectAIt’sanumericalmethodforsolvingproblemsofengineeringandmathematicalphysics.BItisusefulforproblemswithcomplicatedgeometries,loadings,andmaterialpropertiesCCanbeusedforthesafetydesignofdesignwork.DTheresultsareoftenunreliable正确答案：ABC3.1Conceptofvisualizationtechnologies第1题Whatisthedefinitionofsimulationinthispaper?AdefinitionofdataBshapeofdataCproductionofdataDrepresentationofdata第2题Usingvisualizationtechnology,wecantransformcomplexinformationintoA2DdrawingBgraphChigh-qualitypictureD3Danimation正确答案：ABCD第3题Thedataweobtainthroughsimulationcanalsohelpusestablishcorrelationsbetweentheresourcesandtheiryield,bothindividuallyandcollectively.3.2AnimatetheCubewithMScriptfile第1题WhatlanguagefileisusedtodescribethevirtualsceneinMATLABsimulationof3Danimation?AHyperTextMarkedLanguage(HTML)BCascadingStyleSheets(CSS)Cvirtualrealitymodelinglanguage(VRML)DJava第2题WhatarethemodelingmethodusingMATALB?AMATLABscriptfile(s)BSolidworksC3DmaxDSimulink正确答案：AD第3题ThefirststeptovisualizethesimulationdatawithMATLABVirtualRealityToolBox/Simulink3DAnimationistocreatethevirtualscene.3.3AnimatetheMassSpringDampSystemwithMScriptfile第1题Accordingtothispaper,inordertomakethevirtualscenemorerealistic,wecanchangethecolor,materialandtextureofobjectsinthescene,whichneedtobecarriedoutseveralsteps?AthreeBfiveCfourDsix第2题Howmanystepsdoesittaketocreateavirtualsceneforamass-spring-dampersystemAeightBelevenCtenDnine第3题thereaderisadvisedtostartingfromscratcheverytimeinsteadofstartwritinghis/herowncodebymodifyinganexistingone3.4AnimatetheMSDSystemwithSimulink第1题WhatisthefirststepintheanimationsimulationmodelAcreatethevirtualsceneBCreatearealsceneCDatacollectionDModeling第2题HowmanystepsdoesittaketocreateaSimulinkModelA15B10C17D16第3题Simulinkisanadvancedmodelingtoolstobuildsimulationmodels,withSimulinkyouneedtowritecodeChapterTest3第1题WhatisthefirststeptocreatevirtualrealityanimationusingtwomodelingmethodsofMATALBADrawingobjectsBModelingCprogrammingDEstablishcoordinatesystem第2题WhatcommandsneedtobeenteredinthematlabcommandwindowtocheckwhetherthevirtualrealitytoolboxisinstalledAvrinstall-successBvrinstall-checkCvr-installDvr-check第3题Ifanobjectiscreatedinthevirtualsceneandtheobjectwillbeanimated,whatnamemustbegiventotheobjectAAnynameBNonameisrequiredCExistingnameDauniquename第4题InVRML,thex-axisisthehorizontallineofthescreen,pointingtotheright.They-axisisvertical.WhatabouttheZaxisAAplaneperpendiculartothescreenandfacingawayfromtheuserBAplaneperpendiculartothescreenandpointingtotheuserCAplaneparalleltothescreenandfacingawayfromtheuserDAplaneparalleltothescreenandpointingtotheuser第5题Beforebuildingthevirtualscene,whereisthecenterofallobjectsbydefaultA(0,0,0)B(0,1,0)C(1,0,0)D(0,0,1)第6题HowmanystepsdoesittaketocreateavirtualsceneforacubeA10B11C9D15第7题Inshort,thecurrentvisualizationtechnologycannotmakesimulationdataaccessible.第8题WhathappenstorecordsthataresimulatedmultipletimesusingSimulinkAoverwrittenBdeleteCsaveDopen第9题WhatarethebenefitsofvisualizationAReproductionoforiginaldataBsimplifycomplexinformationCAnalysisofrawdataDModifyoriginaldata第10题Animationofdynamicmodelsenablespeopletoobservethesystem,andwhatisthebestbenefitAOveralldataB2DmapsofsimulateddataC3DmapsofsimulateddataDallthedegreesoffreedom第11题WhatkindoffileisVRMLAaplaintextfilewithspecificformatBimagefilewithspecificformatCtablefilewithspecificformatDasimpletextfilewithspecificformat第12题WhatcommandcanyoutypeinthematlabcommandwindowtoreinstalltheVRMLvieweroreditorAvrinstall-installBvrinstall-successCinstallDvrinstall第13题IfyouareusingMATLABversionspriortor2009a,thenameofthetoolboxforv-realbuilderisAVirtualToolboxBRealityToolboxCVirtualRealityToolboxDVirtualRealityBuilder第14题WhatarethebenefitsofanimationofdynamicmodelsAobserveallthedegreesoffreedomB3DplotsofsimulateddataC2DplotsofsimulateddataDHelptopreliminarilyevaluatetheperformanceofthecontroller正确答案：ABCD第15题Throughsimulation,wecansimulatewhatmanufacturingresources(includingequipmentandlabor)have?AfeaturesBpropertiesCbehaviorsDscene正确答案：ABC第16题DefinitionofvisualizationAproductionofdataBdefinitionofdataCrepresentationofdataDshapeofdata4.1Cameraimagingmodel第1题Whatcanberepresentedintermsofthechangebetweenthecoordinatesystemandthecameracoordinatesystem?Aa3×3rotationmatrixBatranslationvectorCa3×3rotationmatrixRandatranslationvectortDa4×4rotationmatrixRandatranslationvectort第2题Whatistherelationshipbetweenthecameracoordinatesystemandtheimagecoordinatesystem?AImageprojectionBperspectiveprojectionCTranslationaltransformDImagetransform第3题Whatisthecompositionoflensdistortion?AbarreldistortionBradialdistortionCtangentialdistortionDpincushiondistortion正确答案：AD4.2Cameracalibration第1题Inwhichvariableisthenumberofimagestobecalibratedstored?An_imaBalpha_cCfcDsize第2题Whatformareexternalparametersshown?AThefloorplanB2DplotC3DplotDMatrixtable第3题WhatisthecalibrationfunctionofthecamerainMatlab?Acalib_guiBcalibCmontageDimfinfo正确答案：AB4.3Multi-focusimagefusion第1题Thedepthoffieldadverselyaffectsthevisualperceptionandimagepost-processing.第2题Thedepthoffieldproblemcanbesolvedbyfusingasetofimagesequencesintofullyaggregatedimages.第3题Whydoesthepixel-basedapproachleadtotheerrorrecognitionoffocusingpixels?AfocusmeasuresaresusceptibletonoiseBthedepthoffieldCimagemisalignmentDTheeffectofdefocuspixels正确答案：AC4.4Roaddiseaseinspection第1题Theinspectionofroaddiseasessuchascracksandpitsisunessentialforroadmaintenance.第2题Whatarethecommonmethodsofroaddetection?AbymanualvisualobservationBtouseroadinspectionvehicleCunmannedaerialvehicle(UAV)technologiescombinedwithdigitalimageprocessingD"Threedimensionalintegration"test正确答案：ABCD第3题Therearetwomainstepsintheimagedetectionofroaddiseases:roadsurfaceextractionanddiseasedetection.ChapterTest4第1题Whatistheresonofcamerascaptureimageswiththecharacteristicthatnotalltheobjectsareinfocus?AThecameraisnotfocusingproperlyBLimitedbythedepthoffieldCTheshootingrangeistoowideDTherearetoomanyobjectsinthedepthoffield第2题Themethodsofmulti-focusimageextractionareasfollowsAspatialdomainmethodsBtransformdomainmethodsCBinarizationmethodDSegmentationandextractionmethod正确答案：AC第3题Whatarethestepsofimageextractionbasedontransformdomain?A①multi-focusimagesaredecomposedintoseparatelayersbyamulti-scaletransform②coefficientsarecomputedtointegratethedecompositionintoacompositefusionrepresentation③thefusedimageisconstructedbyaninversemulti-scaletransform.B①coefficientsarecomputedtointegratethedecompositionintoacompositefusion②multi-focusimagesaredecomposedintoseparatelayersbyamulti-scaletransform③thefusedimageisconstructedbyaninversemulti-scaletransform.C①coefficientsarecomputedtointegratethedecompositionintoacompositefusion②thefusedimageisconstructedbyaninversemulti-scaletransform.③multi-focusimagesaredecomposedintoseparatelayersbyamulti-scaletransformD①thefusedimageisconstructedbyaninversemulti-scaletransform.②coefficientsarecomputedtointegratethedecompositionintoacompositefusion③multi-focusimagesaredecomposedintoseparatelayersbyamulti-scaletransform第4题Whatimagesdoweneedtouseinordertoaccuratelydetectalltheroadhazardsinthescene?Aall-focusedimageBmulti-focusimageCthree-dimensional

imageDtwo-dimensionalimage第5题Itisunecessaryforroadmaintenancemachinerytodetecttheroaddiseaseforrepairs.第6题Whatisthemostcommonlyusedcameraimagingmodel?ApinholemodelBC-armimagingmodelCPillowdistortionmodelDProjectionmodel第7题Whatdoesthedetectionofroaddiseasesmainlydependonbymanualvisualobservation?AInstrumentpriceBweatherconditionsCtheexperienceofinspectorsDthecomplexityoftheenvironment第8题ThefunctionofuavintheimagedetectionmethodofroaddiseaseisAtocarryimagingequipmenttocollectroadimagesBtocalculateroadlengthCtoanalyzethetrafficflowontheroadDtopreservethepavementareaandremovethenon-pavementareaintheimage第9题Whatarethestepsinthecalibrationprocess？AinitializationBnonlinearoptimizationCsharpfocusingDpictureanalysis正确答案：AB第10题Whatdoesthespatialdomainbasedmethodsinclude?AFocusbasedmethodsBregion-basedmethodsCpixel-basedmethodsDImagebasedmethods正确答案：BC第11题Howmanyexternalparametersarerequiredtodescribetheposeofthecamera?A5B6C11D16第12题Onlyinitializationisrequiredonruningthemaincameracalibrationprocedure.第13题Howmanyclassescanthemulti-focusimagefusiontechniquesbecategorizedinto?AspatialdomainmethodsBtransformdomainmethodsCdeeplearningmethodsDwavelettransformmethods正确答案：ABC第14题Whatarethestepstodetectroaddiseasesintheimage?ApavementextractionBdatacalculationCdiseaseinspectionDAccesstodatabases正确答案：AC第15题Whatisthepurposeofcameracalibration?ATofindasuitablemathematicalmodeltosolvethefunctionBGeta3DimageCOutput2dimageDAnalyzetheimage5.1BasicsoftheHardware-in-Loop第1题Howmanystepsintheordinarydesignflow()?ATwostepsBThreestepsCFourstepsDFivesteps第2题Thekeyfactorsinthesimulationpartare()?AthepriceofcontrollersBthespeedofthesolverCtheaccuracyoftheequationsDvirtualmodel正确答案：BC第3题WhichistheembeddedsystemorcontrollerinthedefinitionofHIL?APLCBconstructionmachineryCPACDcustomizedmicrocontrollersystem正确答案：ACD5.2ExamplesandBenefits第1题WhatisthefirstbenefitofHILtechnology()?AEnhanceQualityBSaveTimeCIncreaseSafetyDSaveMoney第2题Whichisnotthebenefitoftheuseofelectroniccontrollers()?AimprovingdynamicperformanceBMorefrequentlyCincreasedenergyefficiencyDimprovedoperatorcontrollability第3题WithHILsimulation,errorscanbefoundearlyonandsolvedearlyon.HILsimulationisthereforeaneffectivetechniquetoreducethecommissioningtime.5.3IntroductiontoCommercialHILTools第1题Matlabsoftwareisafamousoneinthesimulationtechnologyindustry第2题TheadvantagesofcommercialHILtoolsinclude():AEasytobuildmodels.BCheapCSynchronizewiththerealmachine.DHardtouse.正确答案：AC第3题ThecommercialHILsoftwareinclude():AMATLABBNIHILCdSPACEHILDControllab正确答案：ABCD5.4.1FundamentalpointsofbuildingyouownHILsystem第1题Accuracyinmechanicalengineeringisinsideofthe10%tolerancecomparingtotheresultoftesting.第2题Atmostofthecircumstances,therunningspeedoftheconstructionmachinesisrelativelyhigh.第3题Thesensorsusedintheconstructionmachineryaremostlyworkingatalowsamplingratewhichlessthan1000Hz.5.4.2BuildtheVirtualModelfromScratch第1题InDotNumericslibrary,whichmethodsaresupported().AAdams-MoultonBImplicitRunge-KuttaCExplicitRunge-KuttaDGear’sBDF正确答案：ABCD第2题ALGLIBisacross-platformnumericalanalysisanddataprocessinglibrary.第3题MBDynisafreeopen-sourcegeneral-purposeMultibodyDynamicsanalysissoftware.5.4.3BuildVirtualModelResortingtoModellingLanguageandAnotherTool第1题Maplesim’scodegenerationcannotgenerate()。ACcodeBJavacodeCHtmlcodeDMATLABcode第2题MapleSimisthecombinationofModelica,anopen,process-oriented,system-levelmodelinglanguage.第3题OpenModelicaisanopen-sourcemodelingandsimulationenvironmentintendedforindustrialandacademicusage.5.4.4HowtoUseUnity3dtoBuildYourOwn3DAnimationSystem第1题Wecanusethosesoftwarestogetmechanical3Dfiles().ACADBCREOC3DSMaxDMATLAB第2题Avirtualenvironmentisanenvironmentinwhichsimulationactivitiesofeverydaylifearemade第3题Forthesimulationofamachinesystem,weneedtoconsiderthisfactors().A3DdesignBThedefinitionofthemodel’sdynamics,movements,velocitiesandsequences.CSimulationofallmovementsDErrorsarecorrected正确答案：ABCDChapterTest5第1题AtypicalHILsystemincludessuchcomponents()AsimulationpartBphysicalpartCcommunicationdatabusDphysicalsignalhandler正确答案：ABCD第2题S