[{"title":"( 4 个子文件 1004KB ) 基于ucos+arm7的智能MP3开发方案.rar","children":[{"title":"基于嵌入式的智能MP3开发方案","children":[{"title":"ARM7MP3.ddb <span style='color:#111;'> 1.58MB </span>","children":null,"spread":false},{"title":"开题报告.doc <span style='color:#111;'> 44.00KB </span>","children":null,"spread":false},{"title":"MP3Play.rar <span style='color:#111;'> 543.24KB </span>","children":null,"spread":false},{"title":"ARM7MP3.Bkp <span style='color:#111;'> 1.58MB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]