[{"title":"( 9 个子文件 14.56MB ) 高频电子线路--申功迈","children":[{"title":"高频电子线路 申功迈","children":[{"title":"第5章 信号变换一:振幅调制、.ppt <span style='color:#111;'> 3.95MB </span>","children":null,"spread":false},{"title":"第1章 绪论.ppt <span style='color:#111;'> 790.00KB </span>","children":null,"spread":false},{"title":"第4章 正弦波振荡器.ppt <span style='color:#111;'> 1.09MB </span>","children":null,"spread":false},{"title":"封面.ppt <span style='color:#111;'> 59.00KB </span>","children":null,"spread":false},{"title":"第8章 无线通信基本系统 (450MHz.ppt <span style='color:#111;'> 1.07MB </span>","children":null,"spread":false},{"title":"第2章 通信信号的接收.ppt <span style='color:#111;'> 2.34MB </span>","children":null,"spread":false},{"title":"第7章 锁相技术及频率合成.ppt <span style='color:#111;'> 1.60MB </span>","children":null,"spread":false},{"title":"第3章 通信信号的发送.ppt <span style='color:#111;'> 2.93MB </span>","children":null,"spread":false},{"title":"第6章 信号变换二:角度调制与解调.ppt <span style='color:#111;'> 2.08MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]