[{"title":"( 5 个子文件 12.15MB ) 中国铁路shapefile文件","children":[{"title":"railways.shx <span style='color:#111;'> 853.14KB </span>","children":null,"spread":false},{"title":"railways.dbf <span style='color:#111;'> 7.91MB </span>","children":null,"spread":false},{"title":"railways.cpg <span style='color:#111;'> 6B </span>","children":null,"spread":false},{"title":"railways.shp <span style='color:#111;'> 19.97MB </span>","children":null,"spread":false},{"title":"railways.prj <span style='color:#111;'> 144B </span>","children":null,"spread":false}],"spread":true}]