249期：千青[[02,03,04,06,09,13,16,19,20,21,24,25,27,28,31,36,37,40,41,43,44,46,48,49]]开：31对
250期：千青[[01,04,06,12,13,14,16,17,19,23,27,29,32,34,36,37,38,41,43,44,45,46,48,49]]开：42X
251期：千青[[01,02,03,04,06,07,08,09,11,14,19,24,26,28,32,33,34,36,37,38,40,42,43,48]]开：//