编写个日线和周线的kdj都在30以下k上穿了d选股公式

日线和周线的kdj都在30以下k上穿了d。

爱约股解答：

XG:CROSS(KDJ.K,KDJ.D) AND KDJ.K<30 AND KDJ.D<30 AND CROSS(KDJ.K#WEEK,KDJ.D#WEEK) AND KDJ.K#WEEK<30 AND KDJ.D#WEEK<30;