304期：【必中特围】:(02,03,04,05,07,11,13,14,17,18,19,20,21,22,29,30,32,33,34,36,37,38,39,44) ≮特开：17准
305期：【必中特围】:(02,03,05,06,11,15,17,20,22,23,24,25,27,29,30,32,33,35,37,39,40,42,44,47) ≮特开：32准
306期：【必中特围】:(03,06,09,11,15,17,19,20,22,27,28,29,32,33,34,35,36,40,41,43,44,47,48,49) ≮特开：08错
307期：【必中特围】:(01,02,03,06,08,13,15,16,17,18,20,23,26,28,33,34,36,38,40,41,42,44,46,47) ≮特开：？？√