主力投入:COUNT(DOWNNDAY(O,4),5)=1 AND DOWNNDAY(MA(C,5),5) AND REF(C,1)>MA(C,5) AND REF(O,1)<MA(C,5) AND O>MA(C,5) AND C>O AND C>MAX(REF(H,1), MAX(REF(H,2),REF(H,3)));
