It is a new approach to explore relief Automated Generalization, based on DEM skeleton characteristic point and line to automate generalize relief, through the extraction DEM terrain skeleton c.

基于DEM骨架特征点线进行地貌的自动综合，是通过提取DEM地形骨架特征数据来实现地貌自动综合，是对地貌自动综合新方法的探索。

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Then a new method of block generalization based on street skeleton-line and building skeleton-line is put forward.

提出依据建筑物骨架线和街道骨架线对街区进行综合的新方法。

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This is an analysis and generalization on hanging type, wire, lead elevation, structure rise, arm stay, phase splitting pattern, OCL post foundation of Qin-Shen Passenger Dedicated line OCL.

对秦沈客运专线接触网悬挂类型、线材配置、导线高度及结构高度、腕臂支持结构、接触网电分相形式、接触网支柱基础等主要技术标准进行分析、总结。

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