This paper studies light - air survey based on super - light aircraft platform and large array CCD.
论文研究的是以超轻型飞机为飞行摄影平台,利用大面阵CCD数码 相机获取航空影像的低空摄影测量.
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The Photogrammetric and Air Survey Section takes aerial photographs a regular basis and for various purposes.
测绘处的摄影及航空测量小组,定期为不同目的拍摄照片.
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