比较少见的强势龙头选股指标

指标:=REF(C O,1);
vsss1:=C O AND C =REF(O,1) AND VOL/REF(VOL,1) =0.5;
ccsss:强势龙头选股 AND 指标 AND vsss1 AND REF(VOL,1) REF(VOL,2);