Raster is one of the most intuitionistic and simplest spacial data structure.
栅格结构是最简单最直观的空间数据结构。
Then, a new table structure to store the raster data is put forward, so that the methods for the erosion-deposition prediction are discussed initially to improve the work efficiency.
然后提出一种新的存储栅格数据的表结构，对河道的冲淤预测方法进行了初步地探讨，为快速有效地分析河道冲淤规律奠定了基础。
This paper mainly introduces the structure and photo-principle of the Icnticnlar raster, and discusses shoot and composite of the stereogram.
本文主要介绍了柱透镜光栅片的结构及其成像原理。讨论了立体照片的拍摄和合成。
Based on the ideas of base state with amendments, the temporal layer of raster is designs by four relational tables, and the structure of tables is also given.
基于基态修正思想，设计栅格时态层由四张关系表组成，并设计其表结构。
The relief structure of diffraction optical element can be written precisely but very slowly with the raster scan mode bye-beam.
用电子束逐行扫描方法刻蚀衍射光学元件的浮雕结构精度高而速度低。
It is essential to the spatial raster data structure of GIS; in fact, all spatial analysis about raster data is based on the digital topology.
数字拓扑主要研究栅格空间中离散几何对象的拓扑性质，这些性质在GIS空间分析和栅格数据处理中非常重要。
It is essential to the spatial raster data structure of GIS; in fact, all spatial analysis about raster data is based on the digital topology.
数字拓扑主要研究栅格空间中离散几何对象的拓扑性质，这些性质在GIS空间分析和栅格数据处理中非常重要。
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