通达信回调指标+选股（主图/选股指标）

Q2:=REF(O,2)>REF(C,2);
 Q1:=REF(O,1)>REF(C,1) AND REF(C,1)<REF(C,2);
 YBY:=C>O AND C>REF(H,1);
 YZ:=YBY AND Q1 AND Q2 AND REF(C,1)<REF(C,2);
 XG:DRAWTEXT(YZ AND C<55 AND DYNAINFO(4)>0,L*0.99,'回调截杀');

UPPER:(1+5/100)*MA(CLOSE,13);
 LOWER:(1-5/100)*MA(CLOSE,13);
 ENE:(UPPER+LOWER)/2;