310期:24码→04,06,07,08,11,12,15,17,18,19,20,23,24,26,29,30,32,33,39,40,44,46,47,49←开:19中
311期:24码→03,04,05,06,08,12,17,18,19,20,24,26,28,33,36,37,39,40,41,42,43,45,46,48←开:47错
312期:24码→02,04,07,08,09,11,13,14,16,18,21,22,27,30,32,35,36,42,43,44,45,46,48,49←开:??