通达信倒N副图/选股指标

{倒N副图} X_1:=IF(LOW>=REF(LOW,1) AND REF(LOW,1)<=REF(LOW,2),REF(LOW,1),REF(REF(LOW,1),BARSLAST(LOW>=REF(LOW,1) AND REF(LOW,1)<=REF(LOW,2))));
REF(LOW,1)>X_1 AND LOW<X_1 AND VOL>1000 AND CLOSE<REF(CLOSE,1);{BBS.GSZB.TOP};