拐点线:=3*SMA((CLOSE-LLV(LOW,13))/(HHV(HIGH,13)-LLV(LOW,13))*100,3,1)-2*SMA
(((CLOSE-LLV(LOW,13))/(HHV(HIGH,13)-LLV(LOW,13))*100,3,1),3,1)COLORYELLOW;
DRAWBAND(拐点线,RGB(255,000,139),50,RGB(255,255,71));
STICKLINE(C>0,240,50,10,0),COLOR000000;
风险:拐点线,COLORCYAN,LINETHICK1;