【本科毕业设计英文翻译】谈GPS与GPRS的区别与联系OnthedifferencebetweenG

山东科技大学学士学位论文外文翻译附录外文翻译OnthedifferencebetweenGPSandGPRSandcontactChinacooperativedigitalGISGPSandGPRSjustoneword,somanypeoplealwaysconfusethetwo.Especiallythefriend,justcontactGPSwillalwaysask:whatisthedifferencebetweenitandGPRS?So,firstcontactsandlet'sclearthisexactdefinition.GPSGPS,English,allknownastheGlobalPositionSystem,Afterasimpletranslationweget:GPSsucharesult.Fromthelate50softhe20thcentury,Americanstook30years,spentmorethan300billionU.S.dollars,theconstructionofsuchabrilliantlargesystem,canbesaidthatthehistoryofgloriousspace.Pictured:GPSnavigationsatelliteTheinspirationofglobalpositioningsystem(GPS)wasborninmeridianmetersatellitenavigationsystem,andmeridianinstrumentcandisplaysatellitenavigationsystem,positioningaccuracyandfixedlocatingtimenotpromptedtheshortcomingsofthebirthofGPS.Thissystemiscomposedof24satellite,with11hoursintothecycleofuninterrupted58turningaroundtheearth,weprovideimagesanddata.Althoughthealtitude,12,000kilometersawaybutcaninsighttoeverycorneroftheearth.Therefore,thefirstsetofequipmentisonlyusedforimportantnationalinterestsofthemilitaryandthecivilianinvolvedinthefieldofviewofthetremendousvalueitwasreallyusedasaCivil,andcompletelyfree.Nowadays,GPSproductsisendless,GPSmobilephone,carGPS,GPSmodule......Hence,thelatitudeandlongitudeoftheconceptofmoreandmore,sowementionedabovetheearthinthemoreeasilyalso.GPRSGerneralPackerRadioServiceGPRSistheacronymforGeneralPacketRadioServicetheChinesetranslation.CurrentdomesticGPRSoperatorisChinamobilecommunications,infact,weoftensendMMSwhenitisused,simply,itisakindofunlimiteddatatransfertool.Specifically,GPRSintheexistingGSMsystem,developedanewpacketdatabearerservices.GPRSandGSMsystem,themostfundamentaldifferenceisthat,GSMisakindofcircuitswitchingsystem,andGPRSisapacketswitchingsystem.GPRSespeciallysuitableforintermittent,suddenorfrequent,smallamountsofdatatransfer,butalsototheoccasionallargedatatransfers.WecanunderstandtheGSMwillGPRSisahigherlevel.Pictured:GPRSSimpleApplicationsGPRSchargingmethodsandtraditionalGSMwasalsoquitedifferent,itisonlybythedataflowbilling,namelyaccordingtouser'sdatatransmissiontobilling,Forexample,wedownloadinformation,notbyInternettime,aslongasyoudon'tchargedfordatatransmission,evenifhasbeenonline,alsoneednotpay.Acall,forexample,intheuseofGSM+WAPphones,likethetelephoneconnectedstartedcharging,useGPRE+WAPInternetwillhavetoamuchmorereasonable,likephoneisnotconnectedtochargesOnlydialoguewhencalculatingthecost.Understandboththespecificmeaning,youwillunderstand,GPSandGPRSisappearancesimilaronly.However,thetwolookssimilartotheguy,ittouchesonsomereallycontact,soweshallnotbringoutaconcept-AGPS.AGPSAGPSnamelyAssistedGPS,auxiliaryglobalpositioningsystem.ItiscombinedwiththetraditionalGSM/GPRS,usingGPSsatellitebasestationsandsendinformationtoshrink,auxiliaryGPSsatellitesignalchipfordelaytime,theinterioralsocancoverupbybasestationsandreducedependenceonGPSsatellitechipdependence,etc.Therefore,AGPScanprovidebroader,morepower,fasterlocation-basedservices,theidealrangeoferrorof10meters.Pictured:AGPSchipAndevensaid,canrealizetheGPSpositioning,GPRSnetworksthroughoptimizationofmakeitmore.ButtoachieveAGPStechnologyinadditiontoanincreaseinthephoneGPSreceivermodules,alsoneedtotransformmobileantenna,theconstructionofthemobilenetworklocationserver,thedifferentialGPSbasestationandsoon.IfyouwanttoimproveGPSsignalshieldingeffectiveness,sothelocationareaoftechnologywillneedtoaddmore.Therefore,wedonotprovidethisserviceisunderstandable,butwhenwecanusethistechnologyinChinaisunknown.Finally,threesentencessumup:1.GPSmeansGlobalPositioningSystem,isakindofpositioningtechnology,usedtoidentifythelatitudeandlongitudelocationoftheobject,atleasttenyearstherewillbenomoreadvancedthantheGPSpositioningtechnology.2.GPRSmeansGeneralPacketRadiodataservice,justakindofdatatransmission,usedtotransferdatagroup,liketosendSMSmessages,doesnothaveanypositionorburglarrobbedfunction.3.GPRSmaysayisinaGPSpart,istheGPStechnologyappliestoonekindoftransmissiondatafunction.山东科技大学学士学位论文外文翻译谈GPS与GPRS的区别与联系中国GIS咨询网GPS与GPRS仅仅一字之差，使得很多人总是将两者搞混。尤其是刚刚接触GPS的朋友，总是会问：它和GPRS有什么区别和联系呢那么，首先先让我们明确这两者的确切定义。何为GPSGPS的英文全称为GlobalPositionSystem，通过简单的翻译之后我们便得到了：“全球卫星定位系统”这样的结果。从20世纪50年代后期开始，美国人用了30年，花了300多亿美金，建造了如此一个辉煌庞大的系统，可以说是航天史上辉煌的一笔。图为：GPS导航卫星初建GPS全球定位系统的灵感诞生于子午线仪卫星导航系统，而子午线仪卫星导航系统无法显示定点高程、定位精度与定位时间不如人意的缺点促使了GPS的诞生。这套系统由24颗卫星组成，以11小时58分为周期不间断的围绕着地球转动，为我们提供图片、数据。虽然远在12000公里的高空，却可以洞察地球上的每个角落。因此，起初这套设备仅仅是用于军事和涉及国家重要利益的民用领域，鉴于它的巨大价值后来才真正用作民用，并且完全免费。现如今，GPS产品更是层出不穷，GPS手机、车载GPS、GPS模块……于是，经纬度这个概念也越来越多的被提起，于是我们穿梭于地球之上也就的越来越轻松自如。GPRS又是什么GPRS是GerneralPackerRadioService的英文缩写，中文译为通信无线分组业务。目前国内的GPRS运营商是中国移动通信，其实我们经常在发彩信的时候用到它，简单的说，它是无限数据的一种传输工具。具体来讲，GPRS是在现有的GSM系统上发展出来的一种新的分组数据承载业务。GPRS与GSM系统最根本的区别是，GSM是一种电路交换系统，而GPRS是一种分组交换系统。GPRS特别适用于间断的、突发性的或频繁的、少量的数据传输，也适用于偶尔的大数据量传输。我们可以将GPRS理解为GSM的一个更高层次。图为：GPRS简单应用案例GPRS的收费方式和传统的GSM也有很大不同，它仅按数据流量计费，即根据用户传输的数据量来计费，例如，我们在网上下载信息时，不是按上网时间计费也就是说，只要不进行数据传输，就算一直“在线”，也无需付费。再做个“打电话”的比方，在使用GSM+WAP手机上网时，就好比电话接通便开始计费；而使用GPRE+WAP上网则要合理得多，就像电话接通并不收费，只有对话时才计算费用。弄明白两者的具体意思之后，不用讲你就会明白，原来GP