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简介：Combinedwithpracticalcase,thepaperelaboratesthedevelopmentandapplicationsofmechanicaldrawing,mechanicaldesignandmanufacturingbasedonSolidworkssoftware.Bycombiningprofessionalcoursesbetweeneachother,theknowledgecontinuouslythroughdifferentcoursescanenhancestudents'enthusiasmforthecourseandmakemorereasonablearrangementforthecourses.

简介：Thegeneralizedregressionneuralnetwork-onekindofRBFneuralnetwork,ischosentoconstructtheinverse-kinematicsmodelfortheshotcreterobotwhichhasredundantdegree-of–freedom.Theinverse-kinematicsmodeloftheobjectistrainedbythegenerallearningmethod.Inconstructingmodelprocess,differentpartitionmethodsistriedtodividethejointspaceanddifferentdiffusioncoefficientvaluetotraintheneuralnetwork.Theinfluenceofthespreadcoefficienttotheapproachabilityisalsostudied.Thesimulationmethodisadoptedtotesttheperformanceoftheneuralnetwork.Thesimulationresultturnsouttobesatisfactory.

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简介：ThispapermainlydiscussestheproblemsexistinginthetraditionaldesignprocessoftherefrigerationstationandtriestosolvethemwithBIMtechnology.ConsideringthecharacteristicsofBIMtechnology,BIMdesignprocessispresentedbasedonthetraditionaldesignprocesstoachievethegoalofimprovingdesignqualityandefficiency.

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简介：ThecurvedsurfaceofballmovementisaconnectingDentpipecommonlyusedinhydraulicengineering.Thecurvedsurfaceposesacomplicatedproblemwithcomputation.Themathematicmodelofthecircularcurvedsurfaceofballmovementinengineeringissetupbyadoptingtheconceptofenvelopecurvedsurface.

简介：thereconstructionoftransitionsurfaceisoneoftimeconsumingactivitiesduringsurfacemodelinginreverseengineering.Yetcurrentlyavailablesoftwareapplicationssufferfromshortcominginprocessingtheconnectionamongfreeformsurfaces.Inthispaper,anewmethodisputforwardcombiningSurfacerwithUnigraphicstoresolvethisproblem:CurvesandsurfacesarefirstconstructedinSurfacer,then,thefinisheddataisimportedintoUnigraphicsbasedonIGESformat.Atlast,thetransitionsurfacecanbereconstructedinUnigraphics.Theapplicationofthismethodintransitionsurfacereconstructionisillustratedbymeansoftwocasestudies,showingtheconnectionbetweenfreeformsurfaces;filletingandroundingamongmultiplesurfaces;transitionsurfacebetweentwosetsofsurfaces.

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简介：BasedonthecurrentsituationofChinaConstructionBIMtechnology,thisarticlediscussedtherequirementofBIMapplicationsinconstructionphase.BytheintroductionofPKPMBIM-basedConstructionManagementPlatform,themeaningoftheplatformapplicationwasrevealed.Finally,twoapplicationcaseswereshowntoexplainplatform’svalueandprospect.