000 $anz n 2 000 $a주제어 001 $aKSH2004027325 005 $a20040804231939 008 $a040804 n azknnaabn |a a|a | 150 $a섬유 단열재[纖維斷熱材] 450 $wr$i영어$afiber insulation 550 $wg$a단열 재료[斷熱材料]