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spatial overlay中文是什么意思

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  • With the help of gis technology , arable land features that are obtained from the results of computer auto - classification , are used to spatial overlay analysis . the change law and tendency of arable land during 11 years in
    专题研究是在gis的支持下,从两期的计算机自动分类结果中提取出耕地图层进行空间叠加分析,分别从耕地的数量、空间变化、质量三个方面全面分析龙海市1989 2000年间耕地变化规律和空间变化趋势。
  • 3 . take the lrdmis as info source to discuss the combination of gis and specialty model in information system , by the means of spatial overlay analysis the land use status movements , carried a analysis to number and quality structure of region land type by the means of landscape analysis , and principal analysis was utilized to evaluate experiment area ' s land quality hierarchy . , all the work provided a scientific foundation and technological support for experiment area synthetic management and planning
    以lrdmis为信息源,对信息系统中gis与专业模型的结合应用进行了探讨,通过空间叠加分析方法对土地利用现状变化进行了监测,应用景观分析方法对区域土地类型的数量与质量结构进行了分析,应用主成分分析法进行了试区土地质量分等定级,为试区综合治理规划提供了一个新型的技术支撑体系。
  • The main technical module of processing gis spatial information of land desertification is designed , which can carry out the spatial overlay of vector data in three periods , extract as well as process attributative information and transform the spatial vector data into visualizing data . the gis database of land desertification is established
    本研究设计了土地沙漠化gis空间信息处理的主要技术模块,即三期矢量数据的空间叠加、属性的信息提取与处理、空间矢量数据向可视化数据库的转化,建立了土地沙漠化gis数据库。
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Last modified time:Tue, 12 Aug 2025 00:29:56 GMT

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