000  $anz n  2
000  $a주제어
001  $aKSH2004028850
005  $a20040722121548
008  $a040722 n azknnaabn          |a a|a    | 
150  $a초안 폭약[--爆藥]
450  $wr$i영어$aammonium nitrate explosive
550  $wg$a폭발물[爆發物]