kdj周期低位的选股公式

编写条件：

kdj月周线都在30以下，并且kdj月周k都上穿d

编写方法：

&nbsp;XG:crOSS("kdj.J#WEEK","kdJ.D#WEEK") AND "KDJ.J#WEEK"<30 AND "KDJ.D#WEEK"<30
AND CROSS("KDJ.J#MONTH","KDJ.D#MONTH") AND "KDJ.J#MONTH"<30 AND "KDJ.D#MONTH"<30;