245期:〓〓半数02,03,05,06,07,11,13,14,15,16,18,20,22,23,24,28,32,34,39,41,43,45,46,48》开02准
246期:〓〓半数01,04,05,06,07,09,10,11,13,19,20,22,23,24,26,27,28,29,32,35,36,37,43,48》开32准
247期:〓〓半数02,03,09,10,12,13,14,16,17,20,21,22,23,24,27,28,31,33,34,38,41,42,47,48》开？？