A1:=(CLOSE-LLV(LOW,15))/(HHV(HIGH,15)-LLV(LOW,15))*100; A2:=SMA(A1,3.1,1); A3:=Sma(A2,3.1,1); 出击:=3*A2-2*A3; 红宝石:crOSS(出击,5);