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。

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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。

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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.

该方法特点是适合于任意飞行方式(缓地形和水平飞行均可)和任意地形条件航空伽玛能谱的逐点地形改正。

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