000  $anz n  2
000  $a주제어
001  $aKSH1999017916
005  $a20000415111242
008  $a990605 n azknnaabn          |a a|a    | 
150  $a비컨[beacon]
450  $wr$i영어$abeacon
550  $wh$a라디오 비컨[radio beacon]
550  $a비컨 안테나[beacon antenna]