主力统计
 JJ:=(HIGH+LOW+CLOSE)/3;QJ0:=AMOUNT/IF(HIGH=LOW,4,HIGH-LOW);
 买1:=QJ0*(MIN(OPEN,CLOSE)-LOW);
 买2:=QJ0*(JJ-MIN(CLOSE,OPEN));
 卖1:=QJ0*(MAX(CLOSE,OPEN)-JJ);
 卖2:=QJ0*(HIGH-MAX(OPEN,CLOSE));
 DT:=((买1+买2)-(卖1+卖2))/10000;
 主力持仓:SUM(DT,66),COLORWHITE,LINETHICK1;
 STICKLINE(DT>0,主力持仓,主力持仓+DT,1,0),COLOR0000FF;
 STICKLINE(DT<0,主力持仓+DT,主力持仓,1,0),COLOR00FF00;