JJ:=(HIGH+LOW+CLOSE)/3;

  QJ0:=VOL/IF(HIGH=LOW,4,HIGH-LOW);

  QJ1:=QJ0*(MIN(OPEN,CLOSE)-LOW);

  QJ2:=QJ0*(JJ-MIN(CLOSE,OPEN));

  QJ3:=QJ0*(HIGH-MAX(OPEN,CLOSE));

  QJ4:=QJ0*(MAX(CLOSE,OPEN)-JJ);

  DDX:=IF(HIGH=LOW,4*QJ0,((QJ1+QJ2)-(QJ3+QJ4)))/SUM(VOL,10)*100;

  DDY:=((QJ2+QJ4)-(QJ1+QJ3))/SUM(VOL,10)*100;

  DDZ:=((QJ1+QJ2)-(QJ3+QJ4))/((QJ1+QJ2)+(QJ3+QJ4))*100*17;

  预警:DDX》2 AND DDZ》100 AND DDY》3 AND VOL/CAPITAL*100》3;