var1:=(2*close+high+low)/4;var2:=llv(low,34);var3:=hhv(high,34);xx:=ema((var1-var2)/(var3-var2)*100,13);yy:=ema(0.667*ref(xx,1)+0.333*xx,2);cross(xx,yy) and xx<20 ;
分开二个公式去选股var0:=vol/close/2;var1:=sum(if(var0 > 100 and close > ref(close,1),var0,0),0);var2:=sum(if(var0 > 100 and close < ref(close,1),var0,0),0);var3:=sum(if(var0 < 100 and close >...