This paper introduces the GIS space point? Line? Surface entity model based on topology data and the automatic topology model which is based on the objects model.
介绍了以拓扑关系数据为基础的GIS空间点、线、面对象实体模型，给出了基于对象实体模型的自动拓扑关系模型。
The paper studies fuzzy characters about fuzzy geographic entities such as fuzzy point entity, fuzzy line entity and fuzzy surface entity, and discusses the representation about fuzzy entities.
对模糊地理实体的点实体、线实体和面实体的模糊性进行了研究，就它们的模糊表示进行了阐述。
Here the three dimensional entity boundary is boundary surface mesh, which owns not only geometric property but also topology property.
此时，三维实体的“边界”是指“边界表面网格”，它既具有几何性质，又具有拓扑性质。
This paper studies the method of utilizing entity sculpting technique to set up curved hull surface model.
该文对应用实体造型技术建立船体曲面模型的方法进行了研究。
Through the cyclic voltammetric curve analysis on the externally controlled voltages, the sulphur element may be the primary hydrophobic entity on the surface of pentlandite.
通过对外控电位浮选循环伏安曲线的分析，单质硫可能是镍黄铁矿表面形成的主要的疏水性产物。
Reaction products by the surface oxidation of two minerals were studied by measuring the cyclic voltammetric curves, where the elemental sulfur was the main hydrophobic entity.
通过测量循环伏安曲线，分析了两种矿物表面氧化形成的产物，元素硫是主要的疏水体。
Reaction products by the surface oxidation of two minerals were studied by measuring the cyclic voltammetric curves, where the elemental sulfur was the main hydrophobic entity.
通过测量循环伏安曲线，分析了两种矿物表面氧化形成的产物，元素硫是主要的疏水体。
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