KDJ附带80 20线 通达信kdj代码：

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;

M3:20,LINETHICK1,COLORRED;

M4:80,LINETHICK1,COLORYELLOW;