此波段选股指标一般选出的股大都涨幅在10---50点左右，有图有真相
{通达信绝底波段指标}
N:=9;
M1:=3;
M2:=3;
RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
K:=SMA(RSV,M1,1);
D:=SMA(K,M2,1);
J:=3*K-2*D;
绝底:IF(J<0,20,0),COLORRED,LINETHICK2;
波段:IF(J>100,80,100),COLORGREEN,LINETHICK2;
STICKLINE(J<0,0,20,2,0),COLORRED;
STICKLINE(J>100,80,100,2,0),COLORGREEN;
DRAWICON(CROSS(J,0),20,1);
DRAWICON(CROSS(100,J),80,2);
