Vicmap Topographic Themes - Features of Interest (FOI) Index Extent Polygon

VTT_FOI_INDEX_EXTENT is part of the Vicmap Topographic Themes (VTT) prooduct. This dataset is a superset of FOI_INDEX_EXTENT and includes the current and retired states of each...VTT_FOI_INDEX_EXTENT 属于 Vicmap地形主题数据集（Vicmap Topographic Themes，VTT）的组成部分。该数据集是FOI_INDEX_EXTENT的超集，涵盖了各要素的当前有效状态与已废弃状态……