EA:=((HHV(HIGH,21)-CLOSE)/(HHV(HIGH,21)-LLV(LOW,21)))*(100)-10;EB:=((CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21)))*(100);EC:=SMA(EB,13,8);ED:=SMA(EA,21,8);机会来临:=SMA(EC,13,8);FILTER((COUNT((机会来临-ED<(-65)),3)=3),34);