根据均线趋势，出现信号买进
DIF:=EMA(CLOSE,12)-EMA(CLOSE,26); DEA:=EMA(DIF,9); 多头买进:REF(O,1)/REF(C,1)>1.01 AND C/O>1.02 AND VOL<REF(VOL,1)*1.5 AND DIF-DEA<0.035 AND DIF-DEA>-0.08 AND EMA(C,30)>EMA(C,60);
