LC:=REF(CLOSE,1); 操作线:=SMA(maX(CLOSE-LC,0),2,1)/SMA(Abs(CLOSE-LC),2,1)*100,COLORWHITE,LINETHICK2; 震仓线:=45,COLORMAGENTA; 抄底线:=20,COLORGREEN; 涨停:=IF(REF(C,1)*1.1-C<0.01 ,1,0); PP:=操作线<震仓线 AND REF(操作线,1)>震仓线; PP3:=操作线<抄底线 AND REF(操作线,1)>抄底线; HH:=COUNT(涨停,13)>=1; A:=SMA(L,4,3); 选股1:=A AND REF(PP,1) AND HH; 选股2:=A AND REF(PP3,1) AND HH; 龙头二波:选股1 OR 选股2;