00000nz  a2200000n  4500
001  KSH2002022543
005  20021120000000
008  020830 n azknn|abn          |a a|a    | 
150  ▼a보온성[保溫性]▲
550  ▼a보온[保溫]▲
550  ▼a보온재[保溫材]▲
550  ▼a열전도[熱傳導]▲