{10周线即将上穿20周线的选股}{分析周期---周线}a10:=ma(c,10);a20:=ma(c,20);即将上穿: a10 >ref(a10,1) and a20 >ref(a20,1) and a20>a10 and max(a10,a20)/min(a10,a20)<1.003; 20210311
ma1:=ma(c,10);ma2:=ma(c,20);aa:=ma1-ma2;cc:=between(aa-ref(aa,1),-0.01,0.01) and ma1>ma2 and ma1>ref(ma1,1) and ma2>ref(ma2,1);xg:every(cc,3); (看你问了很多啊。试试看符合要求不?)