，买位较低，是一根阳线，好抄底的可看看，坑下还有坑的
A:=REF(C,1);
RSI:=SMA(MAX(C-A,0),6,1)/SMA(ABS(C-A),6,1)*100;
A4:=RSI<20;
ZF:=(C/REF(C,1)-1)*100;
深坑:=IF(BETWEEN(A4,0,5) AND L<=REF(C,A4)AND ZF<=-5 ,20,0),COLORFF0000,LINETHICK2;
CD:= C>=O AND REF(深坑 ,1)=20 AND REF(RSI,1)<20 ;
DRAWICON(C>O AND REF(深坑 ,1)=20 AND REF(RSI,1)<20,L*0.9,3);
