VAR1K:=Ema(C,12)-EMA(C,20); VAR2K:=EMA(VAR1K,9); 易股:=(VAR1K>VAR2K AND REF(VAR1K,1)<=REF(VAR2K,1) AND VAR1K<0 AND VAR2K<-0.2 AND (-100*(HHV(CLOSE,10)-CLOSE)/(HHV(CLOSE,10)-LLV(LOW,10))+100)>45 AND (VAR2K-REF(VAR2K,1))>0); 红箭头:易股;