000  $anz n  2
000  $a주제어
001  $aKSH1998027249
005  $a19970414232123
008  $a980429 n azknnaabn          |a a|a    | 
150  $a동적 제동[動的制動]
450  $a다이내믹 제동[--制動]
450  $wr$i영어$adynamic braking
550  $wg$a제동[制動]