以下是通达信笑君系列指标之五：低位七连阳，中线当走强

A:=(C-LLV(C,100))/LLV(C,100)*100<20;
 A1:=COUNT(C>O,7)=7;
 A2:=SUM(V,7)/SUM(V,14)>0.6;
 XG:A AND A1 AND A2;