【摘要】主攻138472头,483526尾
1、排除695头,481百,978十,尾971
2、铁卒:57、28、45、78.
3、三字现:012,013,014,015,016,017,018,019
4、二字定:
X2X4 8XX2 7X1X 3X2X 36XX 76XX 3X0X 4X4X 1X2X 89XX
5、三定:32X2,1X22,4X18,X908,761X,X332,492X,122X,491X,12X8,49X4,191X,X703,
6、直码:1604,1634,1304,1334,3604,3634,3304,3334,