[{"title":"(3个子文件5KB)ArcGIS河流平均比降计算工具","children":[{"title":"河流平均比降计算工具BY李远祥","children":[{"title":"比降计算脚本.py <span style='color:#111;'>3.66KB</span>","children":null,"spread":false},{"title":"平均比降计算工具By李远祥.tbx <span style='color:#111;'>12.50KB</span>","children":null,"spread":false}],"spread":true},{"title":"test.txt <span style='color:#111;'>39B</span>","children":null,"spread":false}],"spread":true}]