difIF1:=(ema(CLOSE,12) - Ema(CLOSE,26))*100/EMA(CLOSE,26);DEAEA1:=EMA(DIFIF1,9);FF:=C=LLV(C,180);GG:= DEAEA1> REF(DEAEA1,1) AND REF(DEAEA1> REF(DEAEA1,1),1)=1;底背离:(FF AND GG AND DEAEA1> LLV(DEAEA1,180))*DEAEA1;