[{"title":"(1个子文件643KB)全套X-Y数控工作台课程设计+CAD装配图+电路图+说明书","children":[{"title":"b64efb9669ba494992041191c0b40983","children":[{"title":"全套X-Y数控工作台课程设计+CAD装配图+电路图+说明书.rar <span style='color:#111;'>645.50KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]