255期二位7胆:1,4,5,6,7,8,9254期二位7胆:2,3,4,5,7,8,9错253期二位7胆:0,1,2,5,7,8,9中252期二位7胆:0,4,5,6,7,8,9中251期二位7胆:1,2,5,6,7,8,9错250期二位7胆:0,1,2,3,4,8,9中