000  $anz n  2
000  $a주제어
001  $aKSH1998025721
005  $a20040204232656
008  $a980429 n azknnaabn          |a a|a    | 
150  $a대수항[代數項]
450  $wr$i영어$aalgebraic term
550  $a대수값[代數--]
550  $a대수학[代數學]