城市勘测
城市勘測
성시감측
URBAN GEOTECHNICAL INVESTIGATION & SURVEYING
2015年
4期
114-116,122
,共4页
控规%二维四参数%坐标转换%精度检验%程序
控規%二維四參數%坐標轉換%精度檢驗%程序
공규%이유사삼수%좌표전환%정도검험%정서
regulatory plan%four parameter model of two dimensional%coordinate transformation%precision test%pro-gram
以成都市双流县控规（控制性详细规划）平面坐标系统转换为例，探讨了控规平面坐标转换模型的选取、二维四参数坐标转换模型的精度估算及控规平面坐标转换步骤，通过自定的精度估算数学式以实测数据验证了转换精度良好，利用自行开发的图形坐标转换程序完成控规图形坐标转换，提高了工作效率。
以成都市雙流縣控規（控製性詳細規劃）平麵坐標繫統轉換為例，探討瞭控規平麵坐標轉換模型的選取、二維四參數坐標轉換模型的精度估算及控規平麵坐標轉換步驟，通過自定的精度估算數學式以實測數據驗證瞭轉換精度良好，利用自行開髮的圖形坐標轉換程序完成控規圖形坐標轉換，提高瞭工作效率。
이성도시쌍류현공규（공제성상세규화）평면좌표계통전환위례，탐토료공규평면좌표전환모형적선취、이유사삼수좌표전환모형적정도고산급공규평면좌표전환보취，통과자정적정도고산수학식이실측수거험증료전환정도량호，이용자행개발적도형좌표전환정서완성공규도형좌표전환，제고료공작효솔。
Based on transformation of plane ordinate system in Shuangliu County of Chengdu ,the paper studied the selection of transformation model of regulatory plan plane coordinate and the precision assessment of four parameter model of two dimensional and the step of transformation .The author given a mathematic expression relay on the data of meas-urement to prove the transformation precision was well ,and designed a program of coordinate transformation to complete the transformation of regulatory plan ,it improved working efficiency .
