宇宙第二之买选股指标公式

A:=C-REF(C,1);
AA:=100*EMA(EMA(A,6),6)/EMA(EMA(Abs(A),6),6);
买:LLV(AA,2)=LLV(AA,7) AND COUNT(AA<-20,2) AND crOSS(AA,MA(AA,2));