000  $anz n  2
000  $a주제어
001  $aKSH1998000158
005  $a20180727105015
008  $a980429 n azknnaabn          |a a|a    | 
150  $a1차 강재[一次鋼材]
550  $wh$a봉재[棒材]
550  $wh$a블룸[bloom]
550  $wh$a빌릿[billet]
550  $wh$a선재(재료)[線材]
550  $wh$a슬래브[slab]
550  $wh$a철강 분말[鐵鋼粉末]
550  $wh$a철강괴[鐵鋼塊]