[{"title":"(2个子文件37.24MB)非线性系统.zip","children":[{"title":"NonlinearSystems(3rdEdition).pdf <span style='color:#111;'>17.12MB</span>","children":null,"spread":false},{"title":"[2005]非线性系统(中文翻译第三版)-HassanK.Khalil著,朱义胜译.pdf <span style='color:#111;'>22.39MB</span>","children":null,"spread":false}],"spread":true}]