【重点】百位980273,十位567840.
1、排除310头,451百,129十,尾501
2、铁卒:12、69、15、89.
3、三字现:146,347,379,045,467,024,269,479
4、二定位X87X 4X6X X7X7 X0X3 50XX 5X6X 9X5X 4XX7 77XX 8XX8 XX78 XX66 5XX8 79XX XX76 7XX4 X9X8 X04X
5、三定位:884X,87X7,707X,X847,87X3,72X8,588X,X257,X854,X067,576X,89X8,80X7,X063,