REF((DOWNNDAY(CLOSE,3) OR DOWNNDAY(CLOSE,4) OR DOWNNDAY(CLOSE,5)),1) AND C>REF(C,1) AND C>O;
如果要排除假阳，纯阴线
REF((EVERY(CREF(C,1) AND C>O;
REF(COUNT(CREF(C,1)AND C>O;
