GB/T 20257.2-2017
ActiveCartographic symbols for national fundamental scale maps—Part 2:Specifications for cartographic symbols 1:5 000 & 1:10 000 topographic maps
国家基本比例尺地图图式 第2部分：1:5 000 1:10 000地形图图式
Application Summary AI generated
This standard specifies the design, classification, and usage of cartographic symbols for 1:5,000 and 1:10,000 scale topographic maps in China. It is applied by surveying, mapping, and geographic information agencies to ensure consistent representation of terrain, vegetation, water systems, and man-made features on large-scale national base maps. The standard is essential for urban planning, land management, and infrastructure development where precise spatial detail is required.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.