写梯量选股

 网友求助：

老师帮忙写10天内有2次梯量出现做选股

C1:= V>REF(V,1)*0.88;
C2:=REF(V,1)>REF(V,2) ;
梯量:C1 AND C2 AND COUNT(C>=O,3)=3;
 

解答如下：

C1:= V>REF(V,1)*0.88;
C2:=REF(V,1)>REF(V,2) ;
梯量:=C1 AND C2 AND COUNT(C>=O,3)=3;
COUNT(梯量,10)=2;