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22 个结果
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  • 简介:StudiesonthePharmacyofin-vitroCultivatedCalculusbovis(ICCB);StudiesonSesquiterpenesConstituentsofLigulariapleurocaulis;IsolationandIdentificationofLabdaneDiterpenoidsfromtheRootsofColeusforskohlii;StudyontheApplicationofIndexofCompositeInformationofChromatographicFingerprintsinQualityControlofTraditional;ChineseMedicine

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  • 简介:Graphicscienceisthesubjectwhichteachesgeometryandgraphics,andistaughtinearlyundergraduatecurriculaatmanyJapaneseuniversitiesasaliberalartssubjectorasabasicsubjectfordesignanddrawing.Intraditionalgraphicsciencecourses,descriptivegeometrybasedonhanddrawingswastaught.However,inrecentyears,therecontinuestobearapidspreadintheuseof3D-CADinthefieldofengineeringdesignanddrawing,andthereisalsoincreasinguseofCGinmanyfieldssuchasforvisualizationofcomputersimulationresultsinscience,andforimagedisplayinthemovieandgameentertainmentfields.Sothereisaneedforgraphicpresentationeducationincludingthecompetenceintheuseof3D-CAD/CG,or'graphicsliteracy(orvisualliteracy)education'forawiderangeofstudents.Inordertorealizegraphicsliteracyeducation,from2007,anewgraphicsciencecurriculumhasbeenstartedattheCollegeofArtsandSciencesoftheUniversityofTokyo.ThemainpartofthecurriculumconsistsofGraphicScienceIandGraphicScienceII.WithGraphicScienceI,asbefore,traditionaldescriptivegeometryistaughtwithhanddrawingasthebase.WithGraphicScienceII,commercialgraphicprocessingsoftwarecanbeexperienced.Inthiscourse,byintroducinggeometricproblemsasexamplesandassignments,itisdesignedtomutuallycomplementwithdescriptivegeometryeducation(GraphicScienceI).Withthespreadof3D-CAD/CG,somepeoplesaythatthereisnolongeranyneedfordescriptivegeometry,butforthefollowingreasons,ithasbeendecidedtoteachdescriptivegeometry.1)Traditionaldescriptivegeometryisanexcellentmethodinteachingandlearninggeometryofprojectionandofthree-dimensionalobjects,andconceptsand/orproceduresindescriptivegeometrycanbeappliedinsolvinggeometricdesignproblemsbytheuseof3D-CAD/CG.2)Eveninthisageof3D-CAD/CG,handdrawingisstillbeingused(especiallyforfree-handsketches).3)Handdrawingisaneffectivemethod

  • 标签: 图形对象 画法几何 理论教学 科学 传统 教育能力
  • 简介:Thepresentingworkdealswithimplementationofsamplegraphicpatternsderivedfrompublishedscientific/technologicdocumentationfiguresonnumericsimulationofmultiphaseflowandFEManalysisofthinwalledmechanicalstructures.First,geometricplanepatternsinrectangular/circularformweredemonstratedincontrasttogradualchangestyleincolorandgraphicconfiguration.Next,selectedartistic/graphicsamplepatternswereimplementedinlogoconceptualdesignandvisualinnovationstorming.Thewayineditingtheaboveoriginalfiguresis2Dsymmetry,rectangulararraygeometrically,andconvertingthemininversecolorinsoftwarelikePS.Theobjectiveofthisworkistocultivate,exploreanddisciplinetrainees'visualabilityinartistic/aestheticappreciation,graphiccommunicationandindustrialdesignandapplication,thuslayingtiescloselyamongcomprehensiveuniversitystudentsfromdifferentmajorsonscience,engineering,artsandhumanity.

  • 标签: 图形模式 科学 纪录片 结构有限元分析 图示 平面图案
  • 简介:ThispaperpointsoutthelimitationsofbothparametricandgeometricmodelmethodscommonlyappliedtogenerateoperationalsketchesinCAPP.Theideasofmulti-levelgraphiclibraryareintroducedandanewgenerativemethodbasedonthislibrarywhichcombinesparametricmethodwithgeometricmodelmethodispresented.Theprinciplesandcharacteristicsoftheconstructionofthelibraryaredescribedindetailandthefeaturedatastructurecorrespondingwiththelibraryisalsopresented.

  • 标签: generation of OPERATIONAL SKETCHES FEATURE LIBRARY
  • 简介:Anobject-orientedmulti-roboticgraphicsimulationenvironmentisdescribedinthispaper.Object-orientedprogrammingisusedtomodelthephysicalobjectsoftheroboticworkcellintheformofsoftwareobjectsorclasses.Thevirtualobjectsaredefinedtoprovidetheuserwithauser-friendlyinterfaceincludingrealisticgraphicsimulationandclarifythesoftwarearchitecture.Theprogrammingmethodofassociatingthetaskobjectwithactiveobjecteffectivelyincreasesthesoftwarereusability,maintainabilityandmodifiability.Tasklevelprogrammingisalsodemonstratedthroughamulti-robotweldingtaskthatallowstheusertoconcentrateonthemostimportantaspectsofthetasks.Themulti-threadprogrammingtechniqueisusedtosimulatetheinteractionofmultipletasks.Finally,avirtualtestiscarriedoutinthegraphicsimulationenvironmenttoobservedesignandprogramerrorsandfixthembeforedownloadingthesoftwaretotherealworkcell.

  • 标签: 焊接机器人 任务规划 三维图象 数值模拟 面向对象 程序设计
  • 简介:ThemainpurposetodevelopaMapGraphicWorkstationonthewidelyusedmicro-computeristhatbyitthewholeprocessingofmapdatafromcapturing,managing,editing,updatingtographicoutputtingcanberealized.MapDigitizationSystem(MDS)isthesoftwaresystemtodealwiththeinitialandalsothemostimportantprocessing.Inthispaper,theauthorsintroduceaMDSonamicro-computerbasedMapGrphicWorkstationthathasbeenqualitifiedfortheproducationofdigitalmap.SincethesystemisdesignedtotallyindependentlyandinthegeneralframeoftheMapGraphicWorkstation,thecapturingandman-agingandotherprocessingsformapdataareinanintegralmanner,inwhichtheproducationofdigitalmapcanbefulfilledconveniently.Atthesametime,thesystemisflexibleforfunctionextensionandwidelyapplicabletothedatafromdif-ferentsourcesandwithdifferentinformationcharacterisitcs(e.g.,theprocessingofChinesecharactersonmap).

  • 标签: MAP DIGITIZATION MAP DATABASE MENU object
  • 简介:Organicreefs,thetargetsofdeep-waterpetroleumexploration,developedwidelyinXishaarea.However,thereareconcealedigneousrocksundersea,towhichorganicrockshavenearlyequalwaveimpedance.Sotheigneousrockshavebecomeinterferenceforfutureexplorationbyhavingsimilarseismicreflectioncharacteristics.Yet,thedensityandmagnetismoforganicreefsareverydifferentfromigneousrocks.Ithasobviousadvantagestoidentifyorganicreefsandigneousrocksbygravityandmagneticdata.Atfirst,frequencydecompositionwasappliedtothefree-airgravityanomalyinXishaareatoobtainthe2Dsubdivisionofthegravityanomalyandmagneticanomalyintheverticaldirection.Thus,thedistributionofigneousrocksinthehorizontaldirectioncanbeacquiredaccordingtohigh-frequencyfield,low-frequencyfield,anditsphysicalproperties.Then,3Dforwardmodelingofgravitationalfieldwascarriedouttoestablishthedensitymodelofthisareabyreferencetophysicalpropertiesofrocksbasedonformerresearches.Furthermore,3Dinversionofgravityanomalybygeneticalgorithmmethodofthegraphicprocessingunit(GPU)parallelprocessinginXishatargetareawasapplied,and3Ddensitystructureofthisareawasobtained.Bythisway,wecanconfinetheigneousrockstothecertaindepthaccordingtothedensityoftheigneousrocks.Thefrequencydecompositionand3DinversionofgravityanomalybygeneticalgorithmmethodoftheGPUparallelprocessingprovedtobeausefulmethodforrecognizingigneousrockstoits3Dgeologicalposition.Soorganicreefsandigneousrockscanbeidentified,whichprovideaprescientinformationforfurtherexploration.

  • 标签: 图形处理单元 密度结构 三维反演 火成岩 GPU 识别
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