[{"title":"( 7 个子文件 25.52MB ) 电子科技大学何子述信号与系统资料PPT","children":[{"title":"信号与系统PPT-何子述-2016","children":[{"title":"chapter 2 Linear Time-invariance systems-2016-3.pptx <span style='color:#111;'> 2.99MB </span>","children":null,"spread":false},{"title":"Chapter 10 Z-Transform-2016-5.pptx <span style='color:#111;'> 4.78MB </span>","children":null,"spread":false},{"title":"Chapter 9 Laplace Transform-2016-4.pptx <span style='color:#111;'> 4.75MB </span>","children":null,"spread":false},{"title":"Chapter 6 -7-8-2016-4.pptx <span style='color:#111;'> 3.64MB </span>","children":null,"spread":false},{"title":"Chapter 3 Fourier Series Representation of Periodic signals-2016-3.pptx <span style='color:#111;'> 1.70MB </span>","children":null,"spread":false},{"title":"Chapter 4 The Continous-Time Fourier Transform-2016-3.pptx <span style='color:#111;'> 4.54MB </span>","children":null,"spread":false},{"title":"Chapter 1 The description of signals and systems-2016-2.pptx <span style='color:#111;'> 4.32MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]