上影:=IF(CLOSE>OPEN,HIGH-CLOSE,HIGH-OPEN);下影:=IF(CLOSE>OPEN,OPEN-LOW,CLOSE-LOW);长上影:=A(CLOSE-OPEN)*1.7<上影 AND ABS(CLOSE-OPEN)>下影*2;长下影:=ABS(CLOSE-OPEN)*1.7<下影 AND ABS(CLOSE-OPEN)>上影*2;双剑霸天地:REF(长上影,1) AND 长下影;