[{"title":"(5个子文件4.29MB)北京道路shp","children":[{"title":"roads.shx <span style='color:#111;'>389.55KB</span>","children":null,"spread":false},{"title":"roads.cpg <span style='color:#111;'>6B</span>","children":null,"spread":false},{"title":"roads.prj <span style='color:#111;'>144B</span>","children":null,"spread":false},{"title":"roads.dbf <span style='color:#111;'>4.61MB</span>","children":null,"spread":false},{"title":"roads.shp <span style='color:#111;'>7.27MB</span>","children":null,"spread":false}],"spread":true}]