N:=24;
AN:MA(C,N);
AN12:MA(AN,12);
A1:=L
A2:=C
A3:=C/REF(C,1)
A4:=crOSS(C,AN) AND V/REF(MA(V,5),1) 1.016;
XG:=A1 AND A2 AND A3 AND A4;
STICKLINE(XG,H,L,2,0),COLORLIRED;
DRAWICON(XG,H,13);
DRAWTEXT(XG,L,'回踩关键位'),COLORYELLOW;