00000nz  a2200000n  4500
001  KSH2004029503
005  20040815205322
008  040815 n azknn|abn          |a a|a    | 
150  ▼a연마석[硏磨石]▲
450  ▼wr▼i영어▼aabrasive stone▲
550  ▼wg▼a연마재[硏磨材]▲