[{"title":"( 4 个子文件 3.63MB ) 通信原理课件,配套书籍樊昌新版","children":[{"title":"课件","children":[{"title":"第2章 确知信号.ppt <span style='color:#111;'> 741.50KB </span>","children":null,"spread":false},{"title":"第1章 绪论.ppt <span style='color:#111;'> 727.00KB </span>","children":null,"spread":false},{"title":"第5章 模拟信号调制系统.ppt <span style='color:#111;'> 4.02MB </span>","children":null,"spread":false},{"title":"第3章 随机过程.ppt <span style='color:#111;'> 1.34MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]