Y布林极限（副图 九毛八公式指标网）

VARAA:=MA(CLOSE,20);
布林极限:=100*(CLOSE-VARAA)/STD(CLOSE,20),COLORDDDDFF,LINETHICK2;
A:EMA(布林极限,3);
布林值:=EMA(布林极限,4),COLORRED;
B:EMA(布林值,3),COLORRED,LINETHICK2;
100,COLOR99FFCC;
-100,COLOR99FFCC; 0,COLORFF00FF,POINTDOT,LINETHICK2;
势:EMA(布林值,10),POINTDOT,COLORYELLOW,LINETHICK5;
DRAWICON(CROSS(A,B),B,13),COLORRED;DRAWICON(CROSS(B,A),A,14),COLORRED;