In the field of Compton scatter imaging, the problem of how to image a large-scale object is still not fully settled.
在现有的康普顿散射成像技术中，如何对大型物体进行成像的问题始终没有得到充分解决。
The object spatial database stores the small-scale 2D object graph, object attribute data and multi-media data, large-scale object 3D data and so on.
目标空间数据库中存储有小比例尺二维目标图、目标属性数据以及多媒体数据、大比例尺目标三维视景数据等多种类型数据。
Now the laser range finder is introduced to the large-scale object volume measurement, though, which is only limited to the ship parameters above water.
目前有在大型物体体积测量中引入激光测距仪进行测量的应用技术，但是激光对内河船舶只能解决水面以上部分船舶参数的测量英语口译。
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