[{"title":"( 2 个子文件 132KB ) 用单片机制作的直流稳压可调电源.rar","children":[{"title":"0394、用单片机制作的直流稳压可调电源","children":[{"title":"使用者请先阅读说明.txt <span style='color:#111;'> 29.69KB </span>","children":null,"spread":false},{"title":"0394、用单片机制作的直流稳压可调电源.pdf <span style='color:#111;'> 122.35KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]