求通达信指标红色箭头选股公式答:A1X:=(A1-REF(A1,1))/REF(A1,1)*100;A2X:=(A2-REF(A2,1))/REF(A2,1)*100;出击:=IF(A1X>=0 AND BARSLAST(CROSS(A1X,0))>0,REF((C+O)/2,BARSLAST(CROSS(A1X,0))),DRAWNULL);逃遁:=IF(A1X<0 AND BARSLAST(CROSS(0,A1X))>0,REF((C+O)/2,BARSLAST(CROSS(0,A1X))...