[{"title":"( 10 个子文件 2.12MB ) 组合优化讲义组合优化讲义","children":[{"title":"组合优化讲义","children":[{"title":"组合优化_6.pdf <span style='color:#111;'> 172.41KB </span>","children":null,"spread":false},{"title":"组合优化_9.pdf <span style='color:#111;'> 270.52KB </span>","children":null,"spread":false},{"title":"组合优化_8.pdf <span style='color:#111;'> 118.01KB </span>","children":null,"spread":false},{"title":"组合优化_3.pdf <span style='color:#111;'> 118.82KB </span>","children":null,"spread":false},{"title":"组合优化_2.pdf <span style='color:#111;'> 258.28KB </span>","children":null,"spread":false},{"title":"组合优化_1.pdf <span style='color:#111;'> 184.25KB </span>","children":null,"spread":false},{"title":"组合优化_5.pdf <span style='color:#111;'> 207.75KB </span>","children":null,"spread":false},{"title":"组合优化_7.pdf <span style='color:#111;'> 136.78KB </span>","children":null,"spread":false},{"title":"组合优化_0.pdf <span style='color:#111;'> 853.04KB </span>","children":null,"spread":false},{"title":"组合优化_4.pdf <span style='color:#111;'> 264.70KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]