In the actual photogrammetry process, the ordinary digital cameras can not focus all the targets then can not make sure that all close-range images are clear at the same time.

实际摄影测量过程中，普通数字摄像机在拍摄与镜头距离不同的多个目标时，无法同时聚焦到所有目标而使近景影像各处都清晰。

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After having measured some 3d control points by total station, the digital close range photogrammetry and surveying the Vance of water wheel can be made.

在全站仪测定一定数量的3维控制点后，利用数码像机进行近景摄影测量，加密测绘水轮机转轮叶片。

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A new matching method based on two-image space intersection was developed, aiming to the fast automatic matching of artificial target points in digital close range photogrammetry.

针对数字近景摄影测量中的人工标志点快速自动匹配问题，提出了一种基于双片空间前方交会的匹配算法。

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