编个威廉预警公式

WR1:=100*(HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N));
WR2:=100*(HHV(HIGH,N1)-CLOSE)/(HHV(HIGH,N1)-LLV(LOW,N1));
WR1=WR2 AND WR1 REF(WR1,1) AND WR2 REF(WR2,1) AND WR1