逃过最近史上三次大跌的指标

SHI:=REF(CLOSE,1);

SHOU:SMA(MAX(CLOSE-SHI,0),N1,1)/SMA(ABS(CLOSE-SHI),N1,1)*100;

TOU:SMA(MAX(CLOSE-SHI,0),N2,1)/SMA(ABS(CLOSE-SHI),N2,1)*100;

DRAWBAND(SHOU,RGB(255,150,0),TOU,RGB(0,130,50));

AA:95,COLORGREEN;

BB:90,COLORCYAN;

CC:45,COLORYELLOW;

DD:80,COLORMAGENTA;

EE:10,COLORRED;

DRAWTEXT(ISLASTBAR,AA,'清仓');

DRAWTEXT(ISLASTBAR,BB,'减仓');

DRAWTEXT(ISLASTBAR,DD,'警觉');