北京市地形图标准分幅确定图幅号程序(PC—1500A)
Program for Determining the Number of Standard Framin Sheet According to the Topographic Map of Beijing City
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摘要: 利用图幅内已知一点坐标概略值，可确定其不同比例尺下的图幅号及图廓坐标。Abstract: By using the probable coordinate values of a known point in the sheet, the sheet number and border coordinates for different scales can be determined.
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