黄金之主力建仓提醒选股指标公式

BB1:=(CLOSE-LLV(LOW,28))/(HHV(HIGH,28)-LLV(LOW,28))*100;
BB2:=SMA(BB1,4,1);
BB3:=SMA(BB2,2,1);
主力建仓提醒: IF(BB3<8.5 AND BB2<11,-10,0)