威廉3破威廉4

WR3（10）下破WR4（5）且WR1（30）大于等于WR2（20）且WR2（20）大于WR4（5）

WR1:100*(HHV(HIGH,N)-CLOSE)/(HHV(HIGH,N)-LLV(LOW,N));
WR2:100*(HHV(HIGH,N1)-CLOSE)/(HHV(HIGH,N1)-LLV(LOW,N1));
WR3:100*(HHV(HIGH,N2)-CLOSE)/(HHV(HIGH,N2)-LLV(LOW,N2));
WR4:100*(HHV(HIGH,N3)-CLOSE)/(HHV(HIGH,N3)-LLV(LOW,N3));
A:CROSS(WR4,WR3) AND WR1>=WR2 AND WR2>WR4;