安全区:=65;VAR2:=LLV(LOW,33);VAR3:=HHV(HIGH,21);VAR4:=EMA((CLOSE-VAR2)/(VAR3-VAR2)*100,20)*0.998;当前安全度:=100-EMA(0.667*REF(VAR4,1)+0.333*VAR4,1);结果:当前安全度>安全区;