[{"title":"( 4 个子文件 56KB ) 八路抢答器程序和原理图","children":[{"title":"八路抢答器程序","children":[{"title":"源程序及功能介绍.txt <span style='color:#111;'> 8.82KB </span>","children":null,"spread":false},{"title":"改进型.bmp <span style='color:#111;'> 2.42MB </span>","children":null,"spread":false},{"title":"抢答器.DSN <span style='color:#111;'> 104.54KB </span>","children":null,"spread":false},{"title":"改进型.txt <span style='color:#111;'> 9.21KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]