309期：千青[[01,03,05,07,09,10,15,16,17,18,19,20,22,23,24,25,31,33,36,37,38,39,46,47]]开：05对
310期：千青[[01,02,05,08,09,10,12,15,16,17,21,28,29,31,33,34,36,38,40,42,44,45,46,47]]开：26X
311期：千青[[01,02,03,04,08,09,11,12,13,18,20,25,27,28,34,35,36,37,38,39,41,45,48,49]]开：35对
312期：千青[[02,06,10,11,12,13,14,15,17,21,22,23,24,25,27,32,33,36,38,39,43,46,48,49]]开：39对
313期：千青[[02,04,08,09,10,11,15,19,21,24,25,26,28,29,30,34,35,40,41,43,44,45,48,49]]开：18X
314期：千青[[01,04,05,07,08,10,14,17,19,20,26,28,29,32,36,38,39,40,41,42,43,45,46,47]]开：//