171期：◇必中24码◇：01,02,03,06,09,10,12,13,16,18,19,20,23,25,26,28,30,31,38,40,42,43,45,47。开：47准
172期：◇必中24码◇：04,05,06,09,10,11,19,20,23,25,26,28,30,31,33,34,36,38,39,41,42,46,48,49。开：36准
173期：◇必中24码◇：01,02,06,08,09,15,16,17,18,19,20,22,23,24,28,29,32,34,36,38,39,43,45,47。开：？