【摘要】 大比例尺的城市地貌系列图是高度概括和综合反映地貌环境的实体和演变趋势,并向城市规划、建设部门提供地貌信息的最佳方式。对研究平原城市最为重要的基础图件是地面坡度及坡地形态示量图,地势起伏程度图、地表组成物质分布图以及地貌类型图。更多还原

【Abstract】 The detailed geomorphological systemetic maps in urban areas are the best ways to summarize and reflect the geomorphological bodies and its evolutions .and so is to offer the geomorphological date to the urban planners and engineers.The most important basic maps in plain cities are the maps of gradient,slope shape,relief amplitude, malerials and a geomorphological map.更多还原