求助将缩量指标改成大智慧选股公式，谢谢！

上官阳荣

{今日比昨日缩量};
var1:=vol/ref(vol,1)<0.9;
{昨日比前日缩量};
var2:=ref(vol,1)/ref(vol,2)<0.6;

叶昕

vol/ref(vol,1)<0.9 and ref(vol,1)/ref(vol,2)<0.6;