Introduction - If you have any usage issues, please Google them yourself
The Penguin disc information management system (graduation design) Source CD-ROM information management: adding a disc category, CDs category management, adding disc information, CD-ROM information management the readers information management: add readers category, readers category management, add the reader information, the reader information management borrow information management: the CD-ROM to borrow the return of the disc, the disc reservation information, statistics extended disc