波谷:=COUNT(L=LLV(L,20),20)=1 AND L=LLV(L,20); 短X强打:主升 AND C/REF(C,1) =1.055 AND C MA(C,50)AND COUNT(波谷 0,30) =1 AND NOT(REF(C/REF(C,1) =1.095,1));