RSV:=(CLOSE-LLV(LOW,30))/(HHV(HIGH,30)-LLV(LOW,30))*100;
K:=SMA(RSV,5,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
AA4:=(CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100;
AA5:=SMA(AA4,13,8);
主力线:=EMA(J,6),COLORYELLOW;
走势:=CEILING(SMA(AA5,13,8)),COLORRED,LINETHICK2;
XG:CROSS(走势,主力线);