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1.
1 IntroductionTheincreaseinresearchintheChileanAntarcticTerritoryhasbecomemanifestoverthelasttenyearsinthesubstantialincreaseinthenumberofscientificstationsestablishedandmaintainedonReyJorgeIsland ,makingitneccesarytoregulatetheuseofthoseareasofintere…  相似文献   

2.
1 IntroductionKingGeorgeIsland’s (KGI)ecosystemshavebeensubjectedtovarioustypesofexploitationandobjectofseveralscientificexpeditions,sinceitwasdiscoveredjustafterthefirstsightingofAntarctilandbyWilliamSmithin1 81 9.KGIwasnamedaf tertheBritishkingofthattime …  相似文献   

3.
1 IntroductionAtpresent,KingGeorgeIsland (KGI)isoneofthemostfrequentedsitesinAntarctica .Intotal,9permanentresearchstationsareinoperationandseveralresearchcabinshavebeenconstructed .DuetotheeasyaccessviatheChileanairstripthenum beroftheisland’sinhabitantsr…  相似文献   

4.
借鉴国外经验,结合本国实际,广泛征集意见,有助于选我国的测绘机构(院、系)更名后的合适名称。本文介绍国外测绘机构更名情况并分析其特点,揭示Geomatics的本质内涵,最后简要谈测绘局和武汉测绘科技大学的更名。  相似文献   

5.
No .1TheTechniqueIntegrationoftheSpatialInformationandCommunicationLIDeren LIQingquan( 1)……………………TheDesignandImplementationofCyberCityGISZHUQing LIDeren GONGJianya XIONGHanjiang( 8)LookDirectionErrorandItsCorrectiononAirborneImagingScannerImage YEZetian HE…  相似文献   

6.
No .1AdjustmentofLevelingNetworkbyInformationSpreadEstimation 1…………………………………………………WANGXinzhouOntheEvaluationofDeflectionsoftheVerticalUsingFFTTechnique 5…………………………………………………HUANGMotao ZHAIGuojun GUANZheng OUYANGYongzhongDeterminationofWeightedMeanTroposp…  相似文献   

7.
该文主要介绍了利用简单测量工具和Microstation工作站进行城镇数字地形,地籍修测的基本方法。  相似文献   

8.
GPS,VLBI和SLR确定地心坐标的精度分析   总被引:10,自引:1,他引:9  
为评价GPS、VLBI和SLR这3种空间技术确定地心坐标的真正实现精度,我们把3种技术在并置站上的地心坐标进行了相互比较。经过偏心改正和7个参数的转换后,可获得任意2种技术地心坐标不符值的加权中误差,以此作为外符精度。可以看出,VLBI与GPS地心坐标三分量的外符精度在1cm之内,SLR与VLBI和GPS地心坐标三分量的外符精度在1~3cm之间。表明VLBI和GPS实现的地心坐标精度比SLR高一些  相似文献   

9.
1 IntroductionByvirtueofthecontrolpointsand/orrelativecontrolwork ,themainobjectiveofcontrolsurvey ingincloserangephotogrammetryistobringthecloserangephotogrammetricnetunderthespeci fiedobjectspacecoordinatesystem .Besidesthese lectionofobjectspacecoordi…  相似文献   

10.
1 IntroductionGradingurbanlandcorrectlyanddeterminingtheland priceareimportantbasicworktocarryoutthecompensationalex ploitationanddeveloptherealestatemarket.Thelandgradingmustbebuiltonobjectiveevaluationandscientificevaluationandcalculationofland quali…  相似文献   

11.
Inordertoelectronizetheprocessofediting ,publishingandissuingscientificandtechnologicalperiodi calsaswellastoadvancethenetworkingprocessofscientificandtechnologicalinformationinterchange,wehavenowjoined“WanfangData———DigitizedPeriodicalGroup” .Therefore…  相似文献   

12.
1 IntroductionAncientbuildings ,astheessenceofancientChi neseculture ,characterizedbyitscomplexandan tiqueshape ,delicatestructure ,compactcombinationand gracefulsculpture ,areappreciated globally .Someancientbuildingsmadeofwoodendurelongbecauseofitssolidstr…  相似文献   

13.
1Currentchangedetectiontech niquesAutomaticchangedetectioninimagesofagivensceneacquiredatdifferenttimesisoneofthemostinterestingtopicsofimageprocessing .Itfindsim portantapplicationswithindifferentcontexts,rang ingfromvisualsurveillanceandvideocodingtot…  相似文献   

14.
1 IntroductionThecornercubeprismorretroreflectorisexten sivelyusedinplaceofthemovablemirrorinanin terferometer,orasacooperativetargetinrangefinder.Ithasthreesurfaces,whichareperpendic ulartoeachotherandcalledtherightangularsur faces.Aninclinedisoscelestr…  相似文献   

15.
1 IntroductionTheartofancientChinesearchitectureistheessenceoftheChineseculturalheritages .Ithasim portantsignificanceforstudyingandlearningChi nesecultureandcivilization .Itisofgreatdifficul ty ,however,tolearnthecomplicatedstructureofancientChinesearchi…  相似文献   

16.
Withtherapiddevelopmentofglobalinformationhighway,multimediacommunicationtechnologyplaysamoreandmoreimportantroleinnationaleconomicandsocialdevelopment.However,themultimediacommunicationsystemisacomplicatedrealtimedistributedsystemanditssoftwareisdiff…  相似文献   

17.
1 .GeomaticsandInformationScienceofWuhanUniversity(Bimonthly) ,anacademicperiodicaloriginatedfromJournalofWuhanTechnicalUniversityofSurveyingandMapping ,aimsatextendingin ternationalacademicexchangesofadvancedresearchresultsinsurveyingandmapping .Itcoverst…  相似文献   

18.
Determination of Geopotential of Local Vertical Datum Surface   总被引:1,自引:0,他引:1  
1 IntroductionEachcountryoreachgroupofcountriesselectsmeansealev elatadefinedtidegaugeoratagroupofgaugesforitsverti caldatumsurface .Itisrealized ,however,thatthelocalmeansealevelisusuallydepartedfromthegeoid ,whichshouldbetheidealdatumsurfaceforheight,ow…  相似文献   

19.
1 IntroductionChinesearchitectureisoneofthemostvaluablecultureheritageintheworld .Thehall,attic ,prochandtowerbytimbercomponent,suchastou ,kung ,ang ,fang ,beam ,rafter,column ,etc .havemuchtobeadmired .TheChiLinRedevelopmentwillbringlifetotheartisticandarchitec…  相似文献   

20.
1 IntroductionAutomaticidentificationoffreightcarplaysanimportantroleinintelligentmanagementofrailwaytransportation.Itprovidesanimportantevidenceforattemperingvehicleandfreightage.Atpresent,automaticrecordingsystemcalledelectronicrailwayweighingapparat…  相似文献   

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