Antarctic topographic map of Oku-Iwa, 1:25,000

These data are schematized with map symbols and others based on vector data of topographic map. There are two types of data available: (data1: geometrically corrected data) and (data2: raw image data).本数据集以地形图矢量数据为基础，采用地图符号及其他相关方式进行符号化构建。目前提供两类数据：（数据1：经几何校正的数据）与（数据2：原始图像数据）。