File list (Check if you may need any files):
C 语言电子琴2
.............\Backup of PCB1.PCB
.............\Backup of PCBLIB1.LIB
.............\Backup of Sheet1.Sch
.............\Last Loaded S1.DBK
.............\Last Loaded 电源.DBK
.............\MyDesign.Bkp
.............\MyDesign.cmp
.............\MyDesign.ddb
.............\MyDesign1.cmp
.............\MyDesign1.ddb
.............\Previous Backup of PCB1.PCB
.............\Previous Backup of PCBLIB1.LIB
.............\Previous Backup of Sheet1.Sch
.............\S1.DSN
.............\S1.PWI
.............\Text1.c
.............\Text1.LST
.............\Text1.OBJ
.............\电子琴
.............\电子琴.doc
.............\电子琴.hex
.............\电子琴.lnp
.............\电子琴.M51
.............\电子琴.Opt
.............\电子琴.plg
.............\电子琴.Uv2
.............\电子琴_Opt.Bak
.............\电子琴_Uv2.Bak
.............\电源.DSN
.............\电源.PWI