有朋友想要的大智慧三金叉选股

DIFF := EMA(CLOSE,12) - EMA(CLOSE,26);
DEA := EMA(DIFF,9);
a1:= CROSS(DIFF,DEA) ;
a2:= cross(ma(c,5),ma(c,10));
a3:=cross(ma(vol,5),ma(vol,10));

DYNAINFO(4)<>0
and
( (a1 or ref(a1,1))
and
(a2 or ref(a2,1))
and
(a3 or ref(a3,1)) )
and DYNAINFO(17)>3
and DYNAINFO(14)<0.05;