[{"title":"( 8 个子文件 10.21MB ) 《自动控制原理》(余成波)","children":[{"title":"11612自动控制原理","children":[{"title":"第2章.ppt <span style='color:#111;'> 2.62MB </span>","children":null,"spread":false},{"title":"第3章.ppt <span style='color:#111;'> 3.75MB </span>","children":null,"spread":false},{"title":"第5章.ppt <span style='color:#111;'> 2.80MB </span>","children":null,"spread":false},{"title":"第7章.ppt <span style='color:#111;'> 3.56MB </span>","children":null,"spread":false},{"title":"第1章.ppt <span style='color:#111;'> 685.00KB </span>","children":null,"spread":false},{"title":"第6章.ppt <span style='color:#111;'> 2.03MB </span>","children":null,"spread":false},{"title":"第4章.ppt <span style='color:#111;'> 2.39MB </span>","children":null,"spread":false},{"title":"第8章.ppt <span style='color:#111;'> 2.21MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]