强:=EMA((CLOSE-REF(CLOSE,1))/CLOSE*10,2);
差A:=3*EMA(EMA(EMA(EMA(强,2),2),2),2); 净流:=3*EMA(EMA(EMA(EMA(差A,1),2),2),2); 资金介入:crOSS(净流,0);