[{"title":"(4个子文件2KB)功率谱估计","children":[{"title":"www.pudn.com.txt <span style='color:#111;'>218B</span>","children":null,"spread":false},{"title":"0403435刘艳","children":[{"title":"ly3.m <span style='color:#111;'>1.34KB</span>","children":null,"spread":false},{"title":"ly1.m <span style='color:#111;'>1.70KB</span>","children":null,"spread":false},{"title":"ly2.m <span style='color:#111;'>1.33KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]