{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;
{t-2日是一根倍量柱或高量柱};
var3:=ref(vol,2)/ref(vol,3)>1.1 and ref(vol,2)/ref(vol,4)>1.1 and ref(vol,2)>ref(ma(vol,5),2);
{倍量柱当日收阳线};
var4:=ref(close,2)/ref(close,3)>1.01;
{倍量柱之后两天内的最低价不低于倍量柱的最低价};
var5:=ref(low,2)=llv(low,3);
var1 and var2 and var3 and var4 and var5;