048期略算范围15码:49,35,28,41,20,37,36,02,44,29,47,15,06,21,40开02准

049期略算范围15码:40,21,28,41,20,37,36,02,44,29,47,15,06,35,49开13错

050期略算范围15码:24,43,12,31,49,20,41,14,37,10,34,08,30,32,29开00准