315期:中围半数-〖<<03,04,05,06,07,09,12,13,14,15,18,19,23,24,27,33,38,39,40,41,42,43,47,49>>〗-开04准
316期:中围半数-〖<<01,02,04,05,06,07,08,09,10,12,19,20,22,24,26,29,32,33,39,41,42,44,46,49>>〗-开24准
317期:中围半数-〖<<01,03,04,06,09,11,12,14,15,17,18,24,25,29,30,32,34,35,38,39,44,45,46,49>>〗-开18准
318期:中围半数-〖<<01,02,05,07,08,09,10,11,13,15,16,17,23,24,25,27,35,37,39,41,44,46,47,49>>〗-开？？