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中英文资料中英文资料外文翻译LabVIEWLabVIEWisahighlyproductivegraphicalprogramminglanguageforbuildingdataacquisitionaninstrumentationsystems.WithLabVIEW,youquicklycreateuserinterfacesthatgiveyouinteractivecontrolofyoursoftwaresystem.Tospecifyyoursystemfunctionality,yousimplyassembleblockdiagrams-anaturaldesignnotationforscientistsandengineers.Tistightintegrationwithmeasurementhardwarefacilitatesrapiddevelopmentofdataacquisition,analysis,andpresentationsolutions.LabVIEWcontainspowerfulbuilt-inmeasurementanalysisandagraphicalcompilerforoptimumperformance.LabVIEWisavailableforWindows2000/NT/Me/9x,MacOS,Linux,SunSolaris,andHP-UX,andcomesinthreedifferentdevelopmentsystemoptions.FasterDevelopmentLabVIEWacceleratesdevelopmentovertraditionalprogrammingby4to10times!WiththemodularityandhierarchicalstructureofLabVIEW,youcanprototype,design,andmodifysystemsinashortamountoftime.YoucanalsoreuseLabVIEWcodeeasilyandquicklyinotherapplications.BetterInvestmentUsingaLabVIEWsystem,eachuserhasaccesstoacompleteinstrumentationlaboratoryatlessthanthecostofasinglecommercialinstrument.Inaddition,userconfigurableLabVIEWsystemsareflexibleenoughtoadapttotechnologychanges,resultinginabetterbong-terminvestment.OptimalPerformanceAllLabVIEWapplicationsexecuteatcompiledspeedforoptimalperformance.WiththeLabVIEWProfessionalDevelopmentSystemorApplicationBuilder,youcanbuildstand-aloneexecutablesorDLLsforsecuredistributionofyourcode.YoucanevencreatesharedlibrariesorDLLstocallLabVIEWcodefromotherprogramminglanguages.OpenDevelopmentEnvironmentWiththeopendevelopmentenvironmentofLabVIEW,youcanconnecttootherapplicationsthroughActiveX,theWeb,DLLs,sharedlibraries,SQL(fordatabases),DataSocket,TCP/IP,andnumerousotherprotocols.UseLabVIEWtoquicklycreatenetworkedmeasurementandautomationsystemsthatintegratethelatesttechnologiesinWebpublishingandremotedatasharing.LabVIEWalsohasdriverlibrariesavailableforplug-indataacquisition,signalconditioning,GPIB,VXI,PXI,computer-basedinstruments,serialprotocols,imageacquisition,andmotioncontrol.InadditiontotheLabVIEWdevelopmentsystems,NationalInstrumentsoffersavarietyofadd-onmodulesandtoolsetsthatextendthefunctionalityofLabVIEW.Thisenablesyoutoquicklybuildcustomizable,robustmeasurementandautomationsystems.LabVIEWDataloggingandSupervisoryControlModuleForhighchannelcountanddistributedapplications,theLabVIEWDateloggingandSupervisoryControlModuleprovidesacompletesolution.ThismoduledeliversI/Omanagement,eventloggingandalarmmanagement,distributedlogging,historicalandreal-timetrending,built-insecurity,configurablenetworkingfeatures,OPCdeviceconnectivity,andover3,300built-ingraphics.LabVIEWReal-TimeForapplicationsthatrequirereal-timeperformance,NationalInstrumentsoffersLabVIEWReal-Time.LabVIEWReal-TimedownloadsstandardLabVIEWcodetoadedicatedhardwaretargetrunningareal-timeoperatingsystemindependentfromWindows.LabVIEWVisionDevelopmentModuleTheLabVIEWVisionDevelopmentModuleisforscientists,automationengineers,andtechnicianswhoaredevelopingLabVIEWmachinevisionandscientificimagingapplications.TheLabVIEWVisionDevelopmentModuleincludesIMAQVision,alibraryofvisionfunctions,andIMAQVisionBuilder,aninteractiveenvironmentforvisionapplications.Unlikeanyothervisionproducts,IMAQVisionBuilderandIMAQVisionworktogethertosimplifyvisionsoftwaredevelopmentsothatyoucanapplyvisiontoyourmeasurementandautomationapplications.CountlessApplicationsLabVIEWapplicationsareimplementedinmanyindustriesworldwideincludingautomotive,telecommunications,aerospace,semiconductor,electronicdesignandproduction,processcontrol,biomedical,andmanyothers,Applicationscoverallphasesofproductdevelopmentfromresearchtodesigntoproductionandtoservice.ByleveragingLabVIEWthroughoutyourorganizationyoucansavetimeandmoneybysharinginformationandsoftware.TestandMeasurementLabVIEWhasbecomeanindustry-standarddevelopmenttoolfortestandmeasurementapplications.WithTestStand,LabVIEW-basedtestprograms,andtheindustry'slargestinstrumentdriverlibrary,youhaveasingle,consistentdevelopmentandexecutionenvironmentforyourentiresystem.ProcessControlandFactoryAutomationLabVIEWisusedinnumerousprocesscontrolandfactoryautomationapplications.ManyscientistsandengineerslooktoLabVIEWforthehighspeed,highchannelcountmeasurementandcontrolthatgraphicalprogrammingoffers.Forlarge,complexindustrialautomationandcontrolapplications,theLabVIEWDataloggingandSupervisoryControlModuleprovidesthesamegraphicalprogrammingasLabVIEW,butisdesignedspecificallyformonitoringlargenumbersofI/Opoints,communicatingwithindustrialcontrollersandnetworks,andprovidingPC-basedcontrol.MachineMonitoringandControlLabVIEWisidealformachinemonitoringandpredictivemaintenanceapplicationsthatneeddeterministiccontrol,vibrationanalysis,visionandimageprocessing,andmotioncontrol.WiththeLabVIEWplatformofproductsincludingLabVIEWReal-Timeforreal-timedeterministiccontrolandtheLabVIEWDataloggingandSupervisoryControlModule,scientistsandengineerscancreatepowerfulmachinemonitoringandcontrolapplicationsquicklyandaccurately.ResearchandAnalysisTheintegratedLabVIEWmeasurementanalysislibraryprovideseverythingyouneedinananalysispackage.ScientistsandresearchershaveusedLabVIEWtoanalyseandcomputerealresultsforbiomedical,aerospace,andenergyresearchapplications,andinnumerousotherindustries.Theavailablesignalgenerationandprocessing,digitalfiltering,windowing,curve-fitting,Forspecializedanalysis,suchasjointtime-frequencyanalysis,wavelet,andmodel-basedspectralanalysis,LabVIEWoffersthespeciallydesignedSignalProcessingToolset.TheSoundandVibrationToolsetoffersoctaveanalysis,averagedandnonaveragedfrequencyanalysis,transientanalysis,weightedfiltering,andsound-levelmeasurement,andmore.DrawYourOwnSolutionWithLabVIEW,youbuildgraphicalprogramscalledvirtualinstruments(VIs)insteadofwritingtext-basedprograms.Youquicklycreatefrontpaneluserinterfacesthatgiveyoutheinteractivecontrolofyoursystem.Toaddfunctionalitytotheuserinterface,youintuitivelyassembleblockdiagrams-anaturaldesignnotationforengineersandscientists.CreatetheFrontPanelOnthefrontpanelofyourVI,youplacethecontrolsanddatadisplaysforyoursystembyselectingobjectsfromtheControlspalette,suchasnumericdisplays,meters,gauges,thermometers,LEDs,charts,andgraphs.WhenyoucompleteandrunyourVI,youusethefrontpaneltocontrolyoursystemwhetheryoumoveaslide,zoominonagraph,orenteravaluewiththekeyboard.ConstructtheGraphicalBlockDiagramToprogramtheVI,youconstructtheblockdiagramwithoutworryingaboutthesyntacticaldetailsoftext-basedprogramminglanguages.Youdothisbyselectingobjects(icons)fromtheFunctionspaletteandconnectingthemtogetherwithwirestotransferdataamongblockdiagramobjects.Theseobjectsincludesimplearithmeticfunctions,advancedacquisitionandanalysisroutines,networkandfileI/Ooperations,andmore.DataflowProgrammingLabVIEWusesapatenteddataflowprogrammingmodelthatfreesyoufromthelineararchitectureoftext-basedprogramminglanguages.BecausetheexecutionorderinLabVIEWisdeterminedbytheflowofdatabetweennodes,andnotbysequentiallinesoftext,youcancreateblockdiagramsthatexecutemultipleoperationsinparallel.Consequently,LabVIEWisamultitaskingsystemcapableofrunningmultipleexecutionthreadsandmultipleVIsinparallel.ModularityandHierarchyLabVIEWVIsaremodularindesign,soanyVIcanrunbyitselforaspartofanotherVI.YoucanevencreateiconsforyourownVIs,soyoucandesignahierarchyofVIsthatserveasapplicationbuildingblocks.Youcanmodify,interchange,andcombinethemwithotherVIstomeetyourchangingapplicationneeds.GraphicalCompilerInmanyapplications,executionspeediscritical.LabVIEWistheonlygraphicalprogrammingsystemwithacompilerthatgeneratesoptimizedcodewithexecutionspeedscomparabletocompiledCprograms.YoucanevenusetheLabVIEWprofilertoanalyseandoptimizetime-criticaloperations.Consequently,youincreaseyourproductivitywithgraphicalprogrammingwithoutsacrificingexecutionspeed.MeasurementsandMathematicsLabVIEWincludesavarietyofothermeasurementanalysistools.Examplesincludecurvefitting,signalgeneration,peakdetection,andprobabilityandstatistics.MeasurementanalysisfunctionscandeterminesignalcharacteristicssuchasDC/RMSlevels,totalharmonicdistortion(THD),impulseresponse,frequencyresponse,andcross-powerspectrum.LabVIEWuserscanalsodeploynumericaltoolsforsolvingdifferentialequations,optimization,rootfinding,andothermathematicalproblems.Inaddition,youcanextendthesebuilt-incapabilitiesbyenteringMATLABorHIQscriptsdirectlyinyourLabVIEWprograms.Forchartingandgraphing,youcanrelyonthebuilt-inLabVIEW2Dand3Dvisualizationtools.2DtoolsincludefeaturessuchasautoscalingXandYranges,reconfigurableattributes(point/linestyles,colors,andmore)andcursors,MicrosoftWindowsuserscanemployOpenGL-based3Dgraphsandthendynamicallyrotate,zoom,andpanthesegraphswiththemouse.DevelopmentSystemTheLabVIEWProfessionalDevelopmentSystemfacilitatesthedevelopmentofhigh-end,sophisticatedinstrumentationsystemsfordevelopersworkinginteams,usersdevelopinglargesuitesofVIs,orprogrammersneedingtoadheretostringentqualitystandards.BuiltontheFullDevelopmentSystem,theProfessionalDevelopmentSystemalsoincludestheLabVIEWApplicationBuilderforbuildingstand-aloneexecutablesandsharedlibraries(DLLs)andcreatingdistributionkits.Inaddition,thedevelopmentsystemfurnishessourcecodecontroltoolsandoffersutilitiesforquantitativelymeasuringthecomplexityofyourapplications.Withgraphicaldifferencing,youcanquicklyidentifybothcosmeticandfunctionaldifferencesbetweentwoLabVIEWapplications.WeincludeprogrammingstandardsandstyleguidesthatprovidedirectionforconsistentLabVIEWprogrammingmethodology.ThesystemalsocontainsqualitystandardsdocumentsthatdiscussthestepsLabVIEWusersmustfollowtomeetinternalregulationsorFDAapproval.TheProfessionalDevelopmentSystemoperatesonWindows2000/NT/Me/9x,MacOS,HP-UX,andLinux.LabVIEWFullDevelopmentSystemTheLabVIEWFullDevelopmentSystemequipsyouwithallofthetoolsyouneedtodevelopinstrumentationsystems.ItincludesGPIB,VISA,VXI,RS-232,DAQ,andinstrumentdriverlibrariesfordataacquisitionandinstrumentcontrol.ThemeasurementanalysisaddDC/RMSmeasurements,singletoneanalysis,harmonicdistortionanalysis,SINADanalysis,limittesting,signalgenerationcapabilities,signalprocessing,digitalfiltering,windowing,curvefitting,statistics,andamyriadoflinearalgebraandmathematicalfunctions.ThedevelopmentsystemalsoprovidesfunctionsfordirectaccesstoDLLs,ActiveX,andotherexternalcode.OtherfeaturesofthesystemincludeWebpublishingtools,advancedreportgenerationtools,theabilitytocallMATLABandHiQscripts,3Dsurface,line,andcontourgraphs,andcustomgraphicsandanimation.TheFullDevelopmentSystemoperatesonWindows2000/NT/Me/9x,MacOS,HP-UX,andLinux.LabVIEWBasePackageUsetheLabVIEWBasePackage,theminimumLabVIEWconfiguration,fordevelopingdataacquisitionandanalysis,instrumentcontrol,andbasicdatapresentation.TheBasePackageoperatesonWindows2000/NT/Me/9x.DebugLicenseforLabVIEWIfyoudeployLabVIEWapplications,includingLabVIEWtestsforusewithTestStand,thedebuglicenseallowsyoutoinstalltheLabVIEWdevelopmentsystemonthetargetmachinessoyoucanstepintoyourtestcodeforcompletetestdebugging.Thislicenseisnotintendedforprogramdevelopment.虚拟仪器(LabVIEW)虚拟仪器是一种高效用于构建数据采集与监测系统图形化编程语言。使用虚拟仪器,您快速创建用户界面,让您交互控制您的软件系统。要指定您系统的功能,您只需装配块关系图—一种自然的设计表示科学家和工程师。测量硬件紧密集成方便了数据采集、分析与演示文稿解决方案的快速发展。虚拟仪器包含强大的内置度量分析和一个图形的编辑器实现最佳性能。虚拟仪器是使用于Windows2000/NT/Me/9x、MacOS、Linux、SunSolaris和HP-UX,有三种不同的开发系统选项。更快地发展虚拟仪器通过加快发展了对传统的编程提升了4至10倍!使用模块化和层次结构的虚拟仪器,可以原型,设计,并且在一个短时间内修改系统。您也可以重用虚拟仪器代码轻松快速地在其他应用程序中应用。更好的投资使用虚拟仪器系统,每个用户有权访问单一的商业文书的成本低于一个完整的检测实验室。此外,用户还可配置的虚拟仪器系统足够的灵活性,从而更好地长期投资的技术变化与适应。优化性能虚拟仪器的所有应用程序执行以获得最佳性能的编译速度。用虚拟仪器专业开发系统或应用程序生成器,可为您的代码的安全通讯生成独立可执行文件或dll。您甚至可以创建共享的库或从其他编程语言中调用虚拟仪器代码的dll。开放的开发环境用虚拟仪器在开放开发环境,您可以连接到通过ActiveX、Web、dll、共享的库、SQL(数据库)、DataSocket、TCP/IP和许多其他协议的其他应用程序。虚拟仪器用于快速创建网络的测量和Web发布和远程数据共享最新的科技集成的自动化系统。虚拟仪器也可以用于插件数据采集、信号调理、GPIB、VXI、PXI、基于计算机的仪器、串行协议、图像采集和运动控制的驱动程序。除了在虚拟仪器的开发系统国家仪器还提供多种附加模块和扩展功能的虚拟仪器的工具集。这使您可以快速构建可定制、鲁棒的测量和自动化系统。虚拟仪器数据记录和监督控制模块高通道数的分布式应用程序日志记录的虚拟仪器数据和监督控制模块,提供了一个完整的解决方案。此模块提供了I/O管理、事件日志和警报管理、分布式日志记录、历史和实时趋势分析、内置安全、网络功能,可配置、OPC设备的连接和超过3,300内置图形。实时虚拟仪器对于需要实时性能的应用国家仪器,提供了实时虚拟仪器。虚拟仪器从Windows运行独立的实时操作系统实时下载标准虚拟仪器代码到专用的硬件目标。虚拟仪器视觉开发模块虚拟仪器视觉开发模块是为科学家、自动化的工程师和技术人员正在开发虚拟机器视觉和科学的图像处理应用程序。虚拟仪器视觉开发模块包括IMAQ视觉,视觉的函数库和IMAQ视觉一起工作来简化视觉软件开发,以便您可以应用视觉测量和自动化应用程序。广泛的应用在很多行业全球包括汽车、电讯、航空航天、半导体、电子设计和生产、过程控制生物医学,以及许多其他实现虚拟仪器的应用程序。应用程序覆盖产品从设计到生产和服务的研究开发的所有阶段。利用虚拟仪器在整个组织您可以节省时间和金钱的共享信息和软件。测试与测量虚拟仪器已经成为一个行业标准开发工具,用于测试和测量的应用程序。与试验台,基于虚拟仪器的测试的程序和业界最大检测驱动程序库,为您的整个系统有一个单一、一致的开发和执行环境。过程控制和工厂自动化在众多的过程控制与工厂自动化应用中使用虚拟仪器。很多科学家和工程师希望虚拟仪器的高速度、高通道累计测量和控制该图形编程提供。大型、复杂工业自动化和控制应用程序,为日志记录的虚拟仪器数据和监督控制模块提供相同图形编程作为虚拟仪器,但专门用于监视大量的I/O点、工业控制器和网络,沟通和提供基于PC的控制。计算机检测与控制虚拟仪器是计算机检测和预测性维护应用程序需要具有确定性控制、振动分析、视觉和图像处理,和运动控制的理想选择。产品包括虚拟仪器实时确定性实时控制和日志记录的虚拟仪器数据及监督控制模块的该虚拟仪器平台与科学家和工程师可以快速而准确地创建功能强大的计算机监视和控制应用程序。研究与分析集成的虚拟仪器测量分析库提供了一个分析软件包中的所需的一切。科学家和研究人员已用虚拟仪器来分析和计算的实际结果生物医学,航天和能源研究应用程序,和很多其它行业。可用的信号的生成和处理、数字滤波、窗口、曲线的拟合和限制掩码测试功能列出的联合时-频分析,小波,并基于模型的虚拟频谱分析提供特别设计的信号处理工具集。声音和振动工具集提供octave分析,平均和非平均的频率分析、瞬态分析、加权的筛选,与声级测量,等等。绘制自己的解决方案虚拟仪器,使用中,您将构建称为虚拟仪器(VIs)的而不是编写基于文本的程序的图形程序。您快速创建前面板的用户界面为您提供您的系统的交互式控件的用户界面。将功能添加到用户界面,您直观地装配块关系图—一种提供给工程师和科学家自然的设计表示法。创建前面板您的虚拟仪器的前面板上,控件和数据显示为您的系统通过放置在控件调色等数字显示、米、仪表、温度计、指示灯、图表和图表中选择对象。当您完成运行您的虚拟仪器时您使用前面板来控制您的系统是否移动放大的图形,或输入用键盘的值。构建该图形的框图要在虚拟仪器进行编程您需要构建块关系图无需担心的基于文本的编
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