【摘要】主攻974018头,168327尾
1、排除623头,076百,135十,尾905
2、铁卒:37、36、02、18.
3、三字现:012,013,014,015,016,017,018,019
4、二字定:
9X4X 7X9X 9XX2 08XX 0X7X 9XX6 0XX8 0X9X 0XX2 X5X1
5、三定:12X6,X491,X286,X448,X276,X588,448X,15X6,9X76,02X6,X892,08X1,X978,
6、直码:9221,9271,9421,9471,7221,7271,7421,7471,