DF2:=(C-REF(C,1))/REF(C,1)*100>5;
DF3:=(C-O)/O*100>4;
最底价:=COST(1);
底V型反转:=L<最底价 AND DF2;
底V型反转2:=CROSS(C,最底价) AND DF2;
底V型反转3:=L<最底价 AND DF3;
V型转向:底V型反转 OR 底V型反转2 OR 底V型反转3;
STICKLINE(V型转向=1,0,2.5,6,0),COLORGREEN;
STICKLINE(V型转向=1,0,1.5,8,0),COLORGREEN;
STICKLINE(V型转向=1,0,4,2,0),COLORWHITE;
DRAWTEXT(V型转向=1,3,'---V型转向'),COLORYELLOW;
DRAWICON(V型转向=1,4.6,1);