学会这个方法，抓10倍大牛股的概率提升10倍>>

a1:=SUM(IF(CLOSE>REF(CLOSE,1),VOL,IF(CLOSE<REF(CLOSE,1),-VOL,0)),0);

RSV:=(a1-LLV(a1,34))/(HHV(a1,34)-LLV(a1,34))*100;

K:SMA(RSV,5,1),COLORRED;

D:SMA(K,3,1),COLOR00FF00;

J:3*K-2*D;

50,colorgray;