航摄旋偏角对测图定向精度的影响随着处理技术手段的变换而改变，也随着比例尺由小变大而改变。
The effect of aerial photographic swing angle to the orientation precision of digital photogrammetry changes with the processing technical methods and the size of map scale.
基于航空摄影测量作业流程进行了航拍试验，分析得出数码航空摄影测量完全能满足大比例尺测图的要求，最后总结了数码相机进行航拍成图的几点结论。
The experiment was made on base of workflow of aerial photogrammetry, the experiment result shows that the digital image can produce large scale map, and several conclusion is induced at last.
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