[重点]主攻052738头,主攻493827尾.
1,排除496头,510百,160十,051尾.
2,铁卒:31,36,81,86.
3,三字现:314,319,364,369,814,819,864,869.
4,二定:2XX3,2XX8,7XX8,7XX3,X43X,X48X,X93X,X98X,XX33,XX88.
5,三定:2X33,2X38,2x88,2X83,7X33,7X38,7X83,7X88,X433,X438.
6,直码:2433,2438,2483,2488,2933,2938,2983,2988,7433,7438.