000  $anz n  2
000  $a주제어
001  $aKSH1998003270
005  $a20000819233035
008  $a980429 n azknnaabn          |a a|a    | 
150  $a가스 절연 변전소[--絶緣變電所]
450  $wr$i영어$agas insulated substation
550  $wg$a변전소[變電所]