通达信双剑合璧选股指标公式

A2:=DYNAINFO(17)
boll:=MA(CLOSE,20);
UB:=BOLL+2STD(CLOSE,20);
LB:=BOLL-2
STD(CLOSE,20);
BOLL =REF(BOLL,1) AND C =BOLL AND L =BOLL AND C O AND A1 AND A2;

通达信双剑合璧选股指标公式