硌不硌屁股?新的還是used?啥牌的?
小謀,你那個板凳琴彈的咋樣了?
所有跟帖:
• 手感很好KAWAI cn290, weighted key, 新的. -小謀- ♀ (0 bytes) () 12/06/2009 postreply 17:59:23
• 好。重的key好。今天我還想你這個北大統計專家。一個網友 -bearsback- ♂ (176 bytes) () 12/06/2009 postreply 18:16:01
• The exact question is this: 100 people visit this forum -bearsback- ♂ (102 bytes) () 12/06/2009 postreply 18:42:45
• After you answer the above question, here comes a related -bearsback- ♂ (162 bytes) () 12/06/2009 postreply 19:07:30
• 我也想搞清楚:什麽是standard deviation? 我的書上都 -not.me- ♀ (54 bytes) () 12/06/2009 postreply 19:23:48
• standard deviation 很難。我一直沒搞懂。 -bearsback- ♂ (69 bytes) () 12/06/2009 postreply 20:16:32