C or F value, the X and Y coordinates of the center of a pixel at the up-left corner of the image, can be measured according to characteristic point in topographic map.
值为栅格图像左上角像素中心在地图上的X，Y坐标，其值可以根据特征点在地形图中的坐标量测获得。
2
The method includes various information such as survey line, control-point, topographic drawing and satellite photo etc and is gained broad application in petroleum exploration of Junggar basin.
该方法包含了测线、控制点、地形图、卫星照片等多种信息，在准噶尔盆地石油物探中得到了广泛的应用。
3
This method can be applied to terrain correction point by point for the airborne gamma energy spectrum in cases of any flight ways and arbitrary topographic conditions.