vv:=(high+open+low+close)/4;上拐5日:=(ma(vv,5)>=ref(ma(vv,5),1));上拐10日:=(ma(vv,10)>=ref(ma(vv,10),1));上拐20日:=(ma(vv,20)>=ref(ma(vv,20),1));均线a:=上拐5日+上拐10日+上拐20日;**线上跷:=(均线a=3 and ref(均线a,1));m1:=ma(close,5);m2:=ma(close,10);m3:=ma(close,18);短期买点:=... 20210311