274期：千青[[05,06,07,08,09,14,17,19,20,22,23,24,28,29,30,31,33,34,35,39,41,42,44,48]]开：33对
275期：千青[[02,03,07,08,09,10,11,15,17,20,21,22,24,27,28,31,33,35,36,38,41,43,46,47]]开：17对
276期：千青[[02,04,07,08,10,11,15,16,19,21,23,24,25,28,31,35,36,38,40,42,45,46,48,49]]开：14X
277期：千青[[03,04,05,08,13,14,16,18,23,24,26,27,28,29,31,32,35,37,41,43,45,46,47,49]]开：//