00000nz  a2200000n  4500
001  KSH2004025561
005  20040804231905
008  040804 n azknn|abn          |a a|a    | 
150  ▼a경성 단열재[硬性斷熱材]▲
450  ▼wr▼i영어▼arigid board insulation▲
550  ▼wg▼a단열 재료[斷熱材料]▲