VAR1:=EMA(CLOSE,3);VAR2:=EMA(CLOSE,13);方向线:VAR1-VAR2,NODRAW;DRAWBAND(中期方向线,RGB(190,0,0),0,RGB(0,160,0));VAR3:=EMA(中期方向线,10);UPPER:VAR3+1.382*STD(VAR3,10),COLORYELLOW;LOWWER:VAR3-1.382*STD(VAR3,10),COLORCYAN;