00000nz  a2200000n  4500
001  KSH1998021199
005  20021028000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a기계적 펄핑[機械的--]▲
550  ▼wg▼a펄핑[pulping]▲
550  ▼a연삭[硏削]▲