上影:=IF(CLOSE>OPEN,HIGH-CLOSE,HIGH-OPEN);下影:=IF(CLOSE>OPEN,OPEN-LOW,CLOSE-LOW);长上影:=ABS(CLOSE-OPEN)*1.7<上影 AND ABS(CLOSE-OPEN)>下影*2;涨停:=C/REF(C,1)>1.098;REF(长上影,1) AND 涨停;