017期：千青[[01,03,04,05,07,08,14,15,20,22,24,28,29,31,34,36,38,39,41,44,45,47,48,49]]开：44对
018期：千青[[01,02,03,05,06,10,12,14,20,21,24,25,26,27,31,32,33,35,36,41,43,45,48,49]]开：23X
019期：千青[[03,04,07,09,11,13,15,17,18,19,22,28,29,30,33,34,35,36,37,38,40,42,45,47]]开：27X
020期：千青[[01,04,05,08,09,13,14,15,17,18,20,22,24,28,31,32,33,35,39,40,43,44,46,49]]开：//