P1:=8; P2:=36; Var1:=Ema(CLOSE,P1); Var2:=EMA(CLOSE,P2); 长线牛股: (CLOSE-Var1)*2/(P1+1)+Var1, , colorred; Var3:=(CLOSE-Var2)*2/(P2+1)+Var2; DRAWICON(FILTER(crOSS(长线牛股,Var3),20),长线牛股,1); DRAWICON(FILTER(CROSS(Var3,长线牛股),20),长线牛股,2); 洼地: IF(长线牛股>Var3,Var3,长线牛股), , colorgreen; 生命线: Var3, , coloryellow;