大转折买点选股
AA:=MA(-100*(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34)),19); AB:=-100*(HHV(HIGH,14)-CLOSE)/(HHV(HIGH,14)-LLV(LOW,14)); LAST(AA>REF(AA,1),21,12) AND EXIST(AB>-10,5) AND EVERY(C<REF(HIGH,1),3) AND REF(AB,1)<-70 AND C>REF(L,1);
