[{"title":"( 9 个子文件 7.07MB ) 信号与系统第三版 段哲民主编 课件","children":[{"title":"信号与系统","children":[{"title":"离散信号与系统Z域分析-8.ppt <span style='color:#111;'> 2.11MB </span>","children":null,"spread":false},{"title":"连续系统时域分析-2.ppt <span style='color:#111;'> 1.86MB </span>","children":null,"spread":false},{"title":"绪论-0.ppt <span style='color:#111;'> 249.00KB </span>","children":null,"spread":false},{"title":"连续系统的复频域应用-6.ppt <span style='color:#111;'> 1.82MB </span>","children":null,"spread":false},{"title":"连续系统频域分析-4.ppt <span style='color:#111;'> 2.17MB </span>","children":null,"spread":false},{"title":"连续信号频域分析-3.ppt <span style='color:#111;'> 2.93MB </span>","children":null,"spread":false},{"title":"信号与系统的基本概念-1.ppt <span style='color:#111;'> 1.52MB </span>","children":null,"spread":false},{"title":"离散信号与系统时域分析-7.ppt <span style='color:#111;'> 1.63MB </span>","children":null,"spread":false},{"title":"连续系统的复频域分析-5.ppt <span style='color:#111;'> 1.44MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]