//定义两阴夹一阳
KFP1:=REF(ISDOWN,2) AND REF(BT,2) AND REF(YXCD,2)>0.5*ATR;//第一天是一根较长的阴棒线
KFP2:=REF(ISUP,1) AND REF(STCD,1)<REF(STCD,2) AND REF(STCD,1)<STCD;//第二天是较短的阳线,实体长度比两根阴线短
KFP3:=ISDOWN AND BT AND YXCD>0.5*ATR AND C<REF(C,1);//第三天是较长的阴棒线,收盘价在阳线收盘价之下
KFP:=KFP1 AND KFP2 AND KFP3;