Data model and exchange format for public transportation navigation
全国地理信息标准化技术委员会(SAC/TC 230)
本标准规定了公交导航数据模型、公交POI（站点/出入口)、公交线路、公交企业和公交关联信息。
本标准适用于公交导航数据的使用与交换，也适用于公交导航数据的生产。
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