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| GB/T 18731-2002 Rules for locating highway of trunk (English Version) |
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Detail of GB/T 18731-2002
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Introduction of GB/T 18731-2002
本标准规定了国道和省道组成的干线公路的定位规则，包括建立公路定位参照系统的总体设计、定位规则、单位方法、数据处理与传输和分类编码规则等。本标准适用于以公路里程桩系统和国家大地坐标系统为参照系，对公路路线、构筑物、沿线设施、特征点等地理位置进行信息标识；也适用于相关地理信息系统对公路空间定位信息的资源共享与交换。
Contents of GB/T 18731-2002