【重点】百位973241,十位514382.
1、排除517头,560百,709十,尾879
2、铁卒:45、15、67、69.
3、三字现:459,189,149,369,,267,357,157,046
4、二定位XX85 X43X 8XX1 2X1X X94X 0X4X 3X5X 3X4X 0X5X 84XX X24X 9XX1 23XX 9XX2 2XX5 XX42 2XX2 2X4X 3XX4 0X3X
5、三定位:33X4,25X3,X211,083X,88X4,795X,01X5,X315,X945,0X48,84X3,38X3,