a:=cross(ma(c,5),ma(c,20));b:=cross(ma(c,20),ma(c,5));count(a,10)=1 and b and dyna**(17)>0;加入回调布林下2113轨发出买入信5261号 第1个买入条件:5上穿20,5下穿20,回调至布4102林下轨。1653 第2买入条件:15天内,股份反弹突破中轨,或没突破中轨,再次回调布林下轨。效果如图 ...
down3:=dow**ay(close,2) and (count(dow**ay(close,2),5)>=1 or count(dow**ay(close,3),5)>=1 or count(dow**ay(close,4),5)>=1 or count(dow**ay(close,5),5)>=1);xg1:=count(every(c/ref(c,1)<1,...