买卖波段买入选股公式[查股公式]

MA20:=MA(C,20);
MA55:=MA(C,55);
A2:=REF(MA20,1);
J1:=(MA20-A2)/A2*100;
MJ1:=MA(J1,3);
买入:IF(CROSS("KDJ.K"(5,2,3),"KDJ.D"(5,2,3)) AND "KDJ.D"(5,2,3)<30 AND J1>MJ1 AND MA55>REF(MA55,1) AND COUNT(J1<1,3)>=1 ,10,0);