[{"title":"( 14 个子文件 7.37MB ) 清华大学 高电压工程课程","children":[{"title":"清华大学 高电压工程课程","children":[{"title":"第27讲(略).pdf <span style='color:#111;'> 155.58KB </span>","children":null,"spread":false},{"title":"第12讲.pdf <span style='color:#111;'> 671.37KB </span>","children":null,"spread":false},{"title":"第7讲.pdf <span style='color:#111;'> 1007.41KB </span>","children":null,"spread":false},{"title":"第1讲.pdf <span style='color:#111;'> 1016.69KB </span>","children":null,"spread":false},{"title":"第16讲.pdf <span style='color:#111;'> 348.86KB </span>","children":null,"spread":false},{"title":"第13讲.pdf <span style='color:#111;'> 913.49KB </span>","children":null,"spread":false},{"title":"第14讲.pdf <span style='color:#111;'> 1.17MB </span>","children":null,"spread":false},{"title":"第11讲.pdf <span style='color:#111;'> 699.89KB </span>","children":null,"spread":false},{"title":"第15讲.pdf <span style='color:#111;'> 303.63KB </span>","children":null,"spread":false},{"title":"第8讲.pdf <span style='color:#111;'> 187.64KB </span>","children":null,"spread":false},{"title":"第9讲.pdf <span style='color:#111;'> 525.76KB </span>","children":null,"spread":false},{"title":"第4讲.pdf <span style='color:#111;'> 420.78KB </span>","children":null,"spread":false},{"title":"第5讲.pdf <span style='color:#111;'> 419.32KB </span>","children":null,"spread":false},{"title":"第3讲.pdf <span style='color:#111;'> 349.76KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]