{通达信系统BOLL-M}
{参数 N: 2 250 20 }
{参数 M5: 1 1000 5 }
{参数 M13: 1 1000 13 }
N:=20;
M5:=5;
M13:=13;
MID:=MA(C,N);
VART1:=POW((C-MID),2);
VART2:=MA(VART1,N);
VART3:=SQRT(VART2);
UPPER:=MID+2*VART3;
LOWER:=MID-2*VART3;
BOLL:REF(MID,1),COLOR00FF00;
UB:REF(UPPER,1),COLORD1986D;
LB:REF(LOWER,1),COLOR0000FF;
MA5:MA(CLOSE,M5),COLORFFFFFF;
MA10:MA(CLOSE,M13),COLOR00FFFF;
