[{"title":"( 6 个子文件 1004KB ) 山东省地级市的行政边界矢量","children":[{"title":"city.sbx <span style='color:#111;'> 132B </span>","children":null,"spread":false},{"title":"city.dbf <span style='color:#111;'> 2.80KB </span>","children":null,"spread":false},{"title":"city.shx <span style='color:#111;'> 228B </span>","children":null,"spread":false},{"title":"city.cpg <span style='color:#111;'> 5B </span>","children":null,"spread":false},{"title":"city.shp <span style='color:#111;'> 1.55MB </span>","children":null,"spread":false},{"title":"city.sbn <span style='color:#111;'> 284B </span>","children":null,"spread":false}],"spread":true}]