306期：（（06,08,10,14,17,20,21,22,27,32,35,37,40,41,47,48））开：08中中中
307期：（（02,03,16,17,18,19,23,26,28,31,36,39,44,45,47,48））开：03中中中
308期：（（02,03,05,07,09,11,12,16,22,26,27,34,36,40,42,45））开：22中中中
309期：（（01,17,20,22,26,28,30,32,35,36,41,43,44,45,46,47））开：中？