00000nz  a2200000n  4500
001  KSH1998007932
005  19990530175047
008  980429 n azknn|abn          |a a|a    | 
150  ▼a융박 필름[融箔필름]▲
450  ▼wr▼i영어▼aablative thin films▲
550  ▼wg▼a감광 재료[感光材料]▲
550  ▼a광 디스크[光--]▲
550  ▼a레이저[laser]▲