美国地图矢量shpfile文件

[{"title":"（7个子文件465KB）美国地图矢量shpfile文件","children":[{"title":"usmap","children":[{"title":"uscities.txt <span style='color:#111;'>36.98KB</span>","children":null,"spread":false},{"title":"ushighways.shx <span style='color:#111;'>1.92KB</span>","children":null,"spread":false},{"title":"ushighways.shp <span style='color:#111;'>646.47KB</span>","children":null,"spread":false},{"title":"uslakes.shp <span style='color:#111;'>23.63KB</span>","children":null,"spread":false},{"title":"ushighways.dbf <span style='color:#111;'>3.28KB</span>","children":null,"spread":false},{"title":"uslakes.shx <span style='color:#111;'>332B</span>","children":null,"spread":false},{"title":"uslakes.dbf <span style='color:#111;'>2.67KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]