20.数字钟\20.数字钟.doc
.........\digital clock.PWI
.........\digital clock1.DSN
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.........\Keil-C\digital clock
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.........\......\digital clock.Uv2
.........\.....H\digital clock.asm
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.........\......\digital clock.LST
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.........\Last Loaded digital clock1.DBK
.........\Keil-C
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20.数字钟