XA_1:=(CLOSE-LLV(LOW,13))/(HHV(HIGH,13)-LLV(LOW,13))*100; XA_2:=(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34))*100; 强弱:=SMA(Sma(XA_2,3,1),3,1); 红箭头:crOSS(强弱,90);