hi,all!what is TR,LM,LW,SI,SD,SL in the code below?thanks! printf "TR 1\n" > $hed printf "LM $list $mmf_cmp $list $mmf_sdur $list $mmf_pdur \n" >> $hed printf "LW 2 $win_mcep_d1 $win_mcep_d2 2 $win_lf0_d1 $win_lf0_d2\n" >> $hed printf "SI $ncomps\n" >> $hed printf "SD $outdir\n" >> $hed printf "SL $labdir\n" >> $hed