Author | Message |
---|---|
zhasan76
Posts: 17
|
Posted 22:34 Jan 24, 2012 |
Hello Dr. Sun, .ppt slides are missing from today's(01/24/12) class video. would you please check it ?
Thank You |
cysun
Posts: 2935
|
Posted 09:57 Jan 25, 2012 |
From our technician Yin: The recorder crashed. Only the video was captured. |