051期:01,02,04,06,07,08,12,13,14,15,16,18,20,22,26,29,30,1,36,38,39,40,41,42,43,44,45,47,48,49,    开29中
052期:03,04,05,06,07,08,09,13,14,15,16,1718,21,22,25,28,29,30,31,33,34,38,39,41,42,43,44,46,49,    开13中
053期:02,06,07,10,12,13,15,17,20,23,25,26,27,29,30,32,34,35,36,37,38,39,41,42,40,43,44,45,49,28,