[{"title":"( 171 个子文件 2.11MB ) 计算机辅助几何造型技术","children":[{"title":"000119.pdg <span style='color:#111;'> 12.28KB </span>","children":null,"spread":false},{"title":"000079.pdg <span style='color:#111;'> 15.53KB </span>","children":null,"spread":false},{"title":"000071.pdg <span style='color:#111;'> 8.74KB </span>","children":null,"spread":false},{"title":"000142.pdg <span style='color:#111;'> 10.33KB </span>","children":null,"spread":false},{"title":"000153.pdg <span style='color:#111;'> 11.47KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多,未全部展示</span>","children":null,"spread":false}],"spread":true}]