通达信妖底部副图/选股，底类指标公式源码

X_1:=EMA(EMA(EMA(CLOSE,9),9),9);

X_2:=(X_1-REF(X_1,1))/REF(X_1,1)*100;

X_3:=MA(X_2,8);

X_4:=CROSS(X_2,X_3);

X_5:=EMA(CLOSE,11)-EMA(CLOSE,24);

X_6:=EMA(X_5,8);

X_7:=(X_5-X_6)*2;

X_8:=CROSS(X_5,X_6);

大妖底部:X_4 AND X_8;