245期：千青[[04,05,06,09,11,12,13,15,17,18,20,25,26,27,30,34,35,36,40,41,42,44,45,48]]开：18对
246期：千青[[01,05,08,09,11,13,14,20,21,26,28,29,31,32,33,34,36,38,39,40,46,47,48,49]]开：30X
247期：千青[[02,07,09,10,12,14,15,16,17,18,25,27,28,29,34,35,40,42,43,45,46,47,48,49]]开：40对
248期：千青[[01,04,05,06,07,12,13,14,15,17,20,21,22,25,29,31,34,35,36,37,38,40,41,49]]开：20对
249期：千青[[02,03,04,06,08,10,15,16,17,18,19,22,23,25,27,29,35,36,38,41,43,45,48,49]]开：23对
250期：千青[[02,03,05,06,08,11,12,15,20,21,25,26,27,29,30,32,35,36,37,39,41,42,46,49]]开：//