N1:=9; N2:=5; TMD:=C-REF(C,1); 金线:=100*Ema(EMA(TMD,N1),N1)/EMA(EMA(Abs(TMD),N1),N1),COLORWHITE,LINETHICK1; 抄底线:=-25,COLORWHITE,LINETHICK1; 半仓:crOSS(金线,抄底线);