三阴不破阳通达信指标，主力未离场

十字星:=H>MAX(C,O)AND L<MIN(C,O)AND (Abs(C-O)/O<0.05 OR ABS(C-O)<0.05);

XG:REF(EVERY(C<O,3),1) AND REF(EVERY(V<REF(V,1),3),1) AND (C>REF(C,1) OR 十字星) AND COUNT(C>MA(C,20),4)=4;