试盘大单之选股指标公式

VAR1:=SUM(IF(C>REF(C,1),vol,0),0);
VAR2:=SUM(IF(C< REF(C,1),VOL,0),0);
VAR3:=VAR1;
VAR4:=VAR2;
VAR5:=MA(C,20);
VAR6:=EMA(C,3);
VAR7:=EMA(C,8);
XG:crOSS(VAR6,VAR7) AND C>VAR5 AND VAR5>REF(VAR5,1);