規(guī)劃基礎(chǔ)數(shù)據(jù)2000國家大地坐標(biāo)轉(zhuǎn)換方法研究

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中圖分類號：P237 文獻(xiàn)標(biāo)志碼：A 文章編號：2095-2945(2025)14-0166-04

Abstract:Duetothelackofresearchontheconversionmethodsforplanningbasicdatainthe2oNationalGeodetic Coordinate System,thispaperusestheconversionofplaning basicdatainZhuzhouCitytothe2OooNationalGeodetic CoordinateSystemasanexample.Itprovidesadetailedintroductiontothemethodandprocessofconvertingplanmngbasicdata fromtheXi'an GeodeticCoordinateSystem198OtotheNational GeodeticCoordinateSystem200.Thepaperfocusesonthe dificultiesencounteredduringtheconversionoftheCAD-basedtopographicdatabaseandthesolutionsadopted.Thisstudyaims toprovideasolutionstrategyforthehistoricalproblemofinconsistentcoordinatesystemsandnon-uniformresultsinplaning basicdata.Italsoofersreliablesupportfortheconstructionoffoundationaldataforlandspatialplaning，naturalresource management,andeinformatizationofaturalresourcs.Aditionalyitprovidesexperienceandreferenceforsimilarojectsn other regions across the country.

Keywords:Xi'anGeodeticCoordinateSystem1980；ChinaGeodeticCoordinateSystem2O0；coordinatetransformation; Planning and Fundamental Data; CAD Sheet Data

我國于20世紀(jì)50年代和80年代分別建立了國家大地坐標(biāo)系統(tǒng)——1954年北京坐標(biāo)系和1980西安坐標(biāo)系，測制了各種比例尺地形圖，為國民經(jīng)濟(jì)和社會發(fā)展提供了基礎(chǔ)的測繪保障I。（剩余6181字）