N1:=9;N2:=5;TMD:=C-REF(C,1);HT:100*EMA(EMA(TMD,N1),N1)/EMA(EMA(A(TMD),N1),N1),LINETHICK0;YK:MA(HT,N2),LINETHICK0;:OSS(HT,YK) AND HT<-25,LINETHICK0;DRAWBAND(HT,RGB(241,210,52),HT,RGB(193,210,230));DRAWICON(选股,YK+5,1);