网友求助:

当“差”上穿A3时预警,谢谢。。。。。
 

 

解答如下:

A1:=(VOL/CLOSE)/3;
A2:=SUM((IF(((A1>0.45) AND (CLOSE>(REF(CLOSE,1)))),A1,0)),0);
A3:=SUM((IF(((A1>0.45) AND (CLOSE<(REF(CLOSE,1)))),A1,0)),0);
买盘:=(A2);
卖盘:=(A3);
差:=a2-a3;
A4:=TIME>94500;
xg:A4 and CROSS( 差,A3 );