去ST:=NOT(NAMELIKE('ST') OR NAMELIKE('*ST')); 有行情:=DYNAINFO(4)>0; TYP:=(H+L+C)/3; CCI89:=(TYP-MA(TYP,89))/(0.015*AVEDEV(TYP,89)); 拐头:=REF(CCI89,2)>REF(CCI89,1) AND CCI89>REF(CCI89,1); CCI低点机会:去ST AND 有行情 AND CCI89<-200 AND 拐头;