[{"title":"( 8 个子文件 1.5MB ) 武汉理工大 信号与系统(习题)课件","children":[{"title":"例题","children":[{"title":"例题5.ppt <span style='color:#111;'> 1.28MB </span>","children":null,"spread":false},{"title":"例题3.ppt <span style='color:#111;'> 393.00KB </span>","children":null,"spread":false},{"title":"例题2.ppt <span style='color:#111;'> 1.05MB </span>","children":null,"spread":false},{"title":"例题6.ppt <span style='color:#111;'> 334.50KB </span>","children":null,"spread":false},{"title":"例题8.ppt <span style='color:#111;'> 320.00KB </span>","children":null,"spread":false},{"title":"例题4.ppt <span style='color:#111;'> 404.00KB </span>","children":null,"spread":false},{"title":"例题7.ppt <span style='color:#111;'> 472.00KB </span>","children":null,"spread":false},{"title":"例题1.ppt <span style='color:#111;'> 281.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]