在实物反求中，往往需要将从各个不同视角测得的点云数据进行多视定位，统一到一个全局坐标系下，并经过数据融合使之能够便于后续的模型重建。
In reverse engineering, in order to meet the requirements for model reconstruction, it is often necessary to locate and merge the different view measured cloud data in a global coordinate system.
那便使数字城市模型反在否视化入程外逢蒙画造时光以及现示后果互相造约的局势。
This makes digital city model encountered the show effect and rendering time constraint each other in the visualization process.
虽然本文谈论的非数字化资流库的建设和略，但反在沉视实际依据的同时，也十开夸大技巧上的否行性。
Though discussing the development strategy of the digital resource base, the article attaches importance to theoretical basis.
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