ma05:=ma(c,5);ma10:=ma(c,10);ma20:=ma(c,20);**erage:=sum(ma20,3)/3;condtion_a1:=sum(ma20,4)/4;condtion_a2:=llv(ma20,9);condtion_a:=ma20>ref(condtion_a1,1) or ma20>ref(condtion_a2,1);condtion_b1:=sum(ma20,12)/12;condtion_b:=**erage>ref(condtion_b1,3);condtion_c1:=sum(ma20,5)/5;condtion_c2:=sum(ma20,20)/20;condtion_c:=**erage>ref(condtion_c1,4) and **erage<ref(condtion_c2,10);condtion_d:=condtion_a or condtion_b or condtion_c;condtion_1:=max(max(ma05,ma10),ma20);condtion_2:=min(min(ma05,ma10),ma20);condtion_3:=o<condtion_2 and c>condtion_1;condtion:condtion_d and condtion_3 and dyna**(4)>0; 已测试; 20210311
aa:cross(ma(close,5),ma(close,20));//表示5日均线与20日均线交金**b:cross(ma(close,10),ma(close,20));//表示10日均线与20日均线交金叉选股:aa and bb;或者直接选股:cross(ma(close,5),ma(close,20)) and cross(ma(close,10),ma(close,20));