通达信二次探底选股指标(源码)

A:=(3*C+L+O+H)/6;
X:=(20*A+19*REF(A,1)+18*REF(A,2)+17*REF(A,3)+16*REF(A,4)+15*REF(A,5)+
14*REF(A,6)+13*REF(A,7)+12*REF(A,8)+11*REF(A,9)+10*REF(A,10)+9*REF(A,11)+8*REF(A,12)
+7*REF(A,13)+6*REF(A,14)+5*REF(A,15)+4*REF(A,16)+3*REF(A,17)+2*REF(A,18)+
REF(A,20))/210;
中线成本:=EMA(X,13);
持股:=3*SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100,5,1),3,1);
支撑:=LLV(持股,3);
下跌:=MA(持股,12);
KAAA:=J D AND DIF
KBBB:=持股=支撑 AND 支撑
KCCC:=C 中线成本;
KEEE:=SUM(换手率,30)
KFFF:=C 低价 AND C
二次探底:KAAA AND KBBB AND KCCC AND KEEE AND KFFF;